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why electricity goes to ground?
asked
Sep 10, 2017
by
anonymous
electricity
ground
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2
Answers
answered
Jan 17, 2018
by
anonymous
Electric current is like water flow it flow from higher level to lower level and the electric potential of earth is zero so current is flow from higher voltage level to lower voltage level.
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answered
Feb 11, 2018
by
Divyasree
To avoid electric shock from electrical appliances to the human body
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Related questions
asked
Apr 30, 2018
by
anonymous
A minimum clearance of 6.3 m to ground is required for overhead lines when operating voltages are :
A minimum clearance of 6.3 m to ground is required for overhead lines when operating voltages are : (A) less than 66 kV (B) lie between 66 kV and 110 kV (C) more than 165 kV (D) lie between 110 kV and 165 kV
Last answer:
A minimum clearance of 6.3 m to ground is required for overhead lines when operating voltages are : lie between 66 kV and 110 kV
minimum
ground
overhead
lines
operating
voltages
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100
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1
answer
asked
Mar 10, 2018
by
anonymous
Why do you need a closed circuit for electricity to flow?
Why do you need a closed circuit for electricity to flow?
Last answer:
When the circuit is closed , a potential diffrence is realized between the two nodes connected .This causes flow of electrons and convection current.
closed
circuit
electricity
flow
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125
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1
answer
asked
May 2, 2020
by
anonymous
Describe the concept of virtual ground with reference to op-Amp.
Describe the concept of virtual ground with reference to op-Amp.
Last answer:
Virtual ground concept:-In circuit point A is virtual ground. Figure shows inverting amplifier using op-amp. In this circuit non-inverting terminal is connected to the actual ground. Due to ... zero potential without actually grounding is known as virtual ground concept. Circuit diagram:
describe
the
concept
of
virtual
ground
with
reference
to
op-amp
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2
answers
asked
Apr 29, 2018
by
anonymous
If an unsymmetrical line to ground fault occurs at the secondary terminals of a delta/star, ungrounded
If an unsymmetrical line to ground fault occurs at the secondary terminals of a delta/star, ungrounded transformer, then (A) zero sequence currents are present on both sides of the transformer (B) zero sequence currents are absent on both sides of the transformer (C) zero sequence currents are present on the secondary side but not on the primary side (D) zero sequence currents are present on the primary side but not on the secondary side
Last answer:
If an unsymmetrical line to ground fault occurs at the secondary terminals of a delta/star, ungrounded transformer, then zero sequence currents are absent on both sides of the transformer
unsymmetrical
line
ground
fault
secondary
terminals
delta
star
transformer
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1
answer
asked
Mar 20, 2018
by
anonymous
The running winding of a single phase motor on testing with meggar is found to be ground...
The running winding of a single phase motor on testing with meggar is found to be ground. Most probable location of the ground will be?
Last answer:
The running winding of a single phase motor on testing with meggar is found to be ground. Most probable location of the ground will be at the slot edge where coil enters or comes out of the slot.
running
winding
single
phase
motor
testing
meggar
ground
location
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1
answer
asked
Mar 22, 2018
by
anonymous
On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be?
On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be?
Last answer:
On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be zero at its upper end.
ladder
resting
ground
leaning
smooth
vertical
force
friction
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1
answer
asked
Mar 22, 2018
by
anonymous
On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be?
On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be?
Last answer:
On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be upwards at its upper end.
ladder
resting
smooth
ground
vertical
force
friction
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119
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1
answer
asked
Mar 20, 2018
by
anonymous
The ground wire should not be smaller than No ______ copper.
Last answer:
The ground wire should not be smaller than No 10 copper.
ground
wire
smaller
copper
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121
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1
answer
asked
Sep 22, 2018
by
anonymous
Define the following terms related to tariff: (i) Connected load (ii) Unit consumed (iii) Fixed charges (iv) Electricity Tax
Define the following terms related to tariff: (i) Connected load (ii) Unit consumed (iii) Fixed charges (iv) Electricity Tax
Last answer:
(i) Connected load It is the sum of the power ratings (Watts or kW or MW) of all devices and machines existing (installed) in the premises of consumer. It is used to decide the ... a percentage of the total electricity bill which includes all amounts that go to the electricity supply agency.
tariff
connected
load
unit
consumed
fixed
charges
electricity
tax
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406
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1
answer
asked
Mar 10, 2018
by
anonymous
What do we use to generate electricity?
What do we use to generate electricity?
Last answer:
Use wind turbines. In a windy seashore we set up some wind turbines. But when the place is not windy we got no electricity.
use
generate
electricity
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2
answers
asked
Mar 10, 2018
by
anonymous
How do we use nuclear energy to generate electricity?
How do we use nuclear energy to generate electricity?
Last answer:
nuclear energy is produce by nuclei of atom
use
nuclear
energy
generate
electricity
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143
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2
answers
asked
Mar 10, 2018
by
anonymous
How does electricity get from the power plant to your home?
How does electricity get from the power plant to your home?
Last answer:
Electricity gets into my home due to potential diffrence created between the live wire and neutral wire.
electricity
power
plant
home
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92
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1
answer
asked
Aug 11, 2017
by
anonymous
which device converts sound to electricity ?
which device converts sound to electricity ?
Last answer:
Microphone converts sound to electricity.
sound
electricity
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122
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1
answer
asked
Aug 25, 2019
by
anonymous
necessity of transmission of electricity.
necessity of transmission of electricity.
Last answer:
Because of following points there is necessity of transmission of power: 1. Electrical load on power system is not concentrated at one place but it is widely spread. 2. Load ... to the point of actual utilization of it (consumers) for this purpose transmission electricity is necessary.
transmission
electricity
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1
answer
asked
Aug 5, 2019
by
anonymous
Describe the concept of Ferro electricity. Explain the application of Ferro electric material
Describe the concept of Ferro electricity. Explain the application of Ferro electric material
Last answer:
The ferroelectric material has an electric dipole moment and it is spontaneously polarized. They have high dielectric constant which is nonlinear because it is dependent on the intensity of ... used in condensers to concentrate considerable quantities of electric energy within a small space.
ferro
electricity
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1
answer
asked
Jun 29, 2019
by
anonymous
List at least two examples that show how static electricity can be generated.
List at least two examples that show how static electricity can be generated.
Last answer:
Examples of how static electricity can be generated include combing your hair, walking across a carpeted room, or sliding two pieces of plastic across each other.
list
at
least
two
examples
that
show
how
static
electricity
can
be
generated
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87
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1
answer
asked
May 8, 2018
by
anonymous
The consumer of electricity could be :
The consumer of electricity could be : (A) Domestic (B) Agricultural (C) Industrial and Commercial (D) All of the above
Last answer:
The consumer of electricity could be : (A) Domestic (B) Agricultural (C) Industrial and Commercial (D) All of the above
consumer
electricity
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46
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1
answer
asked
May 8, 2018
by
anonymous
The Central Electricity Regulatory Commission (CERC) is mainly responsible for:
The Central Electricity Regulatory Commission (CERC) is mainly responsible for: (A) Regulating tariffs for generation and inter-state transmission of energy including tariffs (B) Advising the government on tariff policy and promoting competition (C) Efficiency and economy in the electricity industry (D) All of the above
Last answer:
The Central Electricity Regulatory Commission (CERC) is mainly responsible for: (A) Regulating tariffs for generation and inter-state transmission of energy including tariffs (B) Advising the government on ... (C) Efficiency and economy in the electricity industry (D) All of the above
central
electricity
regulatory
commission
cerc
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64
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1
answer
asked
May 8, 2018
by
anonymous
As per Electricity Act, ____________means any line which is used for carrying electricity for any purpose.
As per Electricity Act, ____________means any line which is used for carrying electricity for any purpose. (A) Electric line (B) Transmission line (C) All of the above (D) None of the above
Last answer:
As per Electricity Act, Electric line means any line which is used for carrying electricity for any purpose.
electricity
act
used
carrying
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answer
asked
Mar 14, 2018
by
anonymous
What kinds of materials can not electricity pass through?
What kinds of materials can not electricity pass through?
materials
electricity
pass
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50
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0
answers
asked
Sep 10, 2017
by
anonymous
where electricity is generated?
Last answer:
Electricity is generated at electrical power generation station.
electricity
generated
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2.5k
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1
answer
asked
Sep 10, 2017
by
anonymous
can electricity go through rubber?
Last answer:
Rubber is a insulator it do not allow flow of current so electricity can not flow through rubber.
electricity
rubber
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80
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1
answer
asked
Sep 10, 2017
by
anonymous
can electricity travel through wood?
Last answer:
No. Wood is an insulator and it doesn't free electrons to flow in it.
electricity
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53
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1
answer
asked
Sep 29, 2018
by
anonymous
Define the terms: i) Tariff ii) Fuel surcharge iii) Electricity Duty iv) Connected load
Define the terms: i) Tariff ii) Fuel surcharge iii) Electricity Duty iv) Connected load
Last answer:
i) Tariff: The rate at which a consumer is charged for the consumption of electricity is called as tariff. OR The amount of money framed by the supplier for the supply of electrical energy ... is the total wattage of all appliances which are used by the consumer on his sanctioned connection.
tariff
fuel
surcharge
electricity
duty
connected
load
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95
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1
answer
asked
Mar 21, 2018
by
anonymous
Which instruments are those which measure the total quantity of electricity delivered in a particular time?
Last answer:
Integrating instruments are those which measure the total quantity of electricity delivered in a particular time.
measure
quantity
of
electricity
particular
time
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119
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1
answer
asked
Mar 10, 2018
by
anonymous
How do magnets and copper wire make electricity?
How do magnets and copper wire make electricity?
Last answer:
According to Faradays law , a changing magnetic field on a conductor induses current in the conductor through mutual induction.
magnets
copper
wire
make
electricity
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145
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1
answer
asked
Mar 10, 2018
by
anonymous
Is electricity generated in AC or DC?
Is electricity generated in AC or DC?
Last answer:
Electricity is generated in AC.
electricity
generated
ac
dc
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99
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1
answer
asked
Mar 10, 2018
by
anonymous
How much electricity is produced by a power plant?
How much electricity is produced by a power plant?
electricity
power
plant
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79
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0
answers
asked
Mar 10, 2018
by
anonymous
Is Aluminium a good conductor of electricity?
Is Aluminium a good conductor of electricity?
Last answer:
Yes aluminium is a conductor and it is a good conductor of electricity. But copper have better conductivity as compare to aluminium.
aluminium
conductor
electricity
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99
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1
answer
asked
Mar 10, 2018
by
anonymous
How electricity is transmitted and distributed?
How electricity is transmitted and distributed?
electricity
transmitted
distributed
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94
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0
answers
asked
Mar 10, 2018
by
anonymous
How electricity is distributed?
How electricity is distributed?
electricity
distributed
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86
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0
answers
asked
Mar 10, 2018
by
anonymous
How much is 1 unit of electricity?
How much is 1 unit of electricity?
Last answer:
1 unit of electricity is equal to 1 kWh.
unit
electricity
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63
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1
answer
asked
Mar 10, 2018
by
anonymous
Is electricity faster than lightning?
Is electricity faster than lightning?
electricity
faster
lightning
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65
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0
answers
asked
Mar 10, 2018
by
anonymous
What speed does electricity travel at?
What speed does electricity travel at?
speed
electricity
travel
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72
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0
answers
asked
Mar 10, 2018
by
anonymous
Is it AC or DC electricity in the home?
Is it AC or DC electricity in the home?
Last answer:
Obviously its A.C
ac
dc
electricity
home
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160
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4
answers
asked
Mar 10, 2018
by
anonymous
How the electricity is transmitted?
How the electricity is transmitted?
electricity
transmitted
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65
views
0
answers
asked
Mar 10, 2018
by
anonymous
How is electricity passed through a wire?
How is electricity passed through a wire?
Last answer:
A wire contains mobile electrons as majority charge carriers and holes as minority charge carriers when an emf or potential diffrence is provided , electrons flow in opposite direction with holes(convection current flow)
electricity
passed
wire
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113
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3
answers
asked
Mar 10, 2018
by
anonymous
How does the electricity travel?
How does the electricity travel?
Last answer:
Electricity can only travel when there is a force pushing it. This force is called electromotive force. Take a look at a water pump. When you on it force(EMF)will be applied to the ... its specified destination. This same process is applied to electricity. EMF is required to start the process.
electricity
travel
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160
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5
answers
asked
Aug 11, 2018
by
nbattack
is it DC better than AC to transmit? explain it.
Do you think is DC better than AC to transmit energy?
Last answer:
In Long distance DC transmission will be better in cost. It requires more equipments for flexiblity In short distance AC transmission is better in cost. It is more Flexible
ac
dc
electricity
hvdc
facts
powersystems
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2
answers
asked
May 13, 2018
by
anonymous
The severity of line to ground and three phase faults at the terminals of an unloaded
The severity of line to ground and three phase faults at the terminals of an unloaded synchronous generator is to be same. If the terminal voltage is 1.0 pu, Z1=Z2=j0.1 p.u. and Z0= j0.05 p.u. for the alternator, then the required inductive reactance for neutral grounding is (a) 0.05 p.u. (b) 0.0166 p.u. (c) 0.1 p.u. (d) 0.15 p.u.
Last answer:
The severity of line to ground and three phase faults at the terminals of an unloaded synchronous generator is to be same. If the terminal voltage is 1.0 pu, Z1=Z2=j0.1 p.u. and Z0= j0.05 p.u. for the alternator, then the required inductive reactance for neutral grounding is 0.0166 p.u.
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1
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asked
Apr 14, 2018
by
anonymous
When a line -to -ground fault occurs, the current in a faulted phase is 100A. The negative sequence current...
When a line -to -ground fault occurs, the current in a faulted phase is 100A. The negative sequence current in this case will be : (A) Zero (B) 33.3 A (C) 66.6 A (D) 100 A
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answers
asked
22 hours
ago
by
anonymous
An employer goes on employing more and more of a factor units until : (1) the Average Revenue Productivity becomes equal to Marginal Revenue Productivity. (2) the Marginal Revenue Productivity becomes zero. (3) the Diminishing Marginal Returns sets into operation. (4) the Marginal Revenue Productivity of a factor becomes equal to its reward.
An employer goes on employing more and more of a factor units until : (1) the Average Revenue Productivity becomes equal to Marginal Revenue Productivity. (2) the Marginal Revenue Productivity becomes zero. (3) the Diminishing Marginal Returns sets into operation. (4) the Marginal Revenue Productivity of a factor becomes equal to its reward.
Last answer:
the Marginal Revenue Productivity of a factor becomes equal to its reward.
economics
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asked
3 days
ago
by
anonymous
The Thar Express goes to (1) Afghanistan (2) Bangladesh (3) Pakistan (4) Myanmar
The Thar Express goes to (1) Afghanistan (2) Bangladesh (3) Pakistan (4) Myanmar
Last answer:
Pakistan
geography-of-india
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3
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1
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asked
Jan 10
by
anonymous
Keerthi and Kavi invest in a business in the ratio 7:5. If 10% of the total profit goes to charity and Keerthi’s share is Rs.2625 the total profit is. A) 5000 B) 2000 c) 3000 D) 4000
Keerthi and Kavi invest in a business in the ratio 7:5. If 10% of the total profit goes to charity and Keerthi’s share is Rs.2625 the total profit is. A) 5000 B) 2000 c) 3000 D) 4000
Last answer:
Answer: A) Let the total profit be Rs.100 After playing to charity, keethi’s share = Rs(90 * 7/12) =Rs.52.5 If keerthi’s sghare is Rs.52.5 total profit = Rs 100 If keerthi’s share is Rs. 2625 Total profit = (100/52.5 *2625) =Rs.5000
partnership
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asked
Jan 10
by
anonymous
Tarani and Ruba invest in a business ratio 7:8. If 24% of the total profit goes to charity and Ruba 's share is Rs 1506. Then then profit goes to Tarani and Ruba is A) 1675 B 2688 C) 2823 D) 1495
Tarani and Ruba invest in a business ratio 7:8. If 24% of the total profit goes to charity and Ruba 's share is Rs 1506. Then then profit goes to Tarani and Ruba is A) 1675 B 2688 C) 2823 D) 1495
Last answer:
Answer: C) Let total profit =X Balance profit after =76%of X Ruba’s share =76/100 *x*8/15=1506 X=Rs.3715 Then the profit =3715*76/100=Rs2823
partnership
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asked
Jan 10
by
anonymous
A taxi driver makes a profit of 25% on every trip when he carries 4 passengers and the price of petrol is Rs. 35 a litre. Find the approximate % profit for the same journey if he goes for 5 passengers per trip and the price of petrol reduces to Rs. 28 litres?
A taxi driver makes a profit of 25% on every trip when he carries 4 passengers and the price of petrol is Rs. 35 a litre. Find the approximate % profit for the same journey if he goes for 5 passengers per trip and the price of petrol reduces to Rs. 28 litres?
Last answer:
When 4 passengers income was 4x Expense= Rs.35. Profit =25% of 35+35= Rs.43.75 That means his earning is Rs.44.775.so that per passenger fare must be Rs.10.93 When 5 passengers earning = 10.99x5=Rs.54.68 Expense =Rs.28 Profit = 95.28 % approx.
profit-and-loss
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asked
Jan 9
by
anonymous
A man goes 4km upstream of the stream in 2hr and goes 2km downstream of the stream in 20mints. How long will it take to go 10km in stationary water? A) 1hr 15mits B) 2hrs 30mints C) 5hrs 30mints D) 3hrs 45mints
A man goes 4km upstream of the stream in 2hr and goes 2km downstream of the stream in 20mints. How long will it take to go 10km in stationary water? A) 1hr 15mits B) 2hrs 30mints C) 5hrs 30mints D) 3hrs 45mints
Last answer:
ANSWER : B Explanation: Rate downstream = (2/20 * 60) km/hr = 6 km/hr Rate upstream = 2 km/hr Speed in still water = ½(6+2)km/hr = 4 km/hr Required time = distance / speed = (10/4) hrs =(5/2)hrs =2 ½ hrs = 2hrs 30mits.
boats
streams
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asked
Jun 24, 2020
by
anonymous
Two siblings start from home to go to their respective schools. The brother goes 6 km West, then turns right and goes 3 km and reaches his school. The sister goes 2 km South, then 4 km East, then turns left and goes 5 km and reaches her school. Where is the sister's school with respect to the brother's school?
Two siblings start from home to go to their respective schools. The brother goes 6 km West, then turns right and goes 3 km and reaches his school. The sister goes 2 km South, then 4 km East, then turns left and goes 5 km and reaches her school. Where is the sister's school with respect to the brother's school? Options: 1) 10 km West 2) 10 km East 3) 2 km East 4) 2 km West
Last answer:
1
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2
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asked
Apr 11, 2018
by
anonymous
The cell reference fro a range of cells that starts in cell B1 and goes over to column G and down to row 10 is…
The cell reference fro a range of cells that starts in cell B1 and goes over to column G and down to row 10 is… (1) B1-G10 (2) B1.G10 (3) B1;G10 (4) B1:G10
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201
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asked
5 days
ago
by
anonymous
A special type of well in which water rises automatically under the pressure of a column of water to the ground surface through a hole is known as (1) Artisian well (2) Spring (3) Hot spring (4) Geyser
A special type of well in which water rises automatically under the pressure of a column of water to the ground surface through a hole is known as (1) Artisian well (2) Spring (3) Hot spring (4) Geyser
Last answer:
Artisian well
physical-geography
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