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Series reactors should have?
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Mar 20, 2018
by
anonymous
series
reactors
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answered
Mar 20, 2018
by
anonymous
Series reactors should have
low resistance.
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Related questions
asked
Apr 26, 2018
by
anonymous
Series reactors are used to
Series reactors are used to
Last answer:
Series reactors are used to bring down the fault level within the capacity of the switchgear
series
reactors
used
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60
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1
answer
asked
Aug 2, 2019
by
anonymous
List out main components of Reactors.
List out main components of Reactors.
Last answer:
List the main components of Reactors: 1. Core 2. Nuclear fuel (U235) 3. Moderator 4. Control Rod 5. Reflector 6. Reactor vessel 7. Shielding
main
components
reactors
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52
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1
answer
asked
Sep 8, 2018
by
anonymous
How are nuclear reactors controlled? Explain two different methods in brief.
How are nuclear reactors controlled? Explain two different methods in brief.
Last answer:
Nuclear reactor is controlled using control rods: Control rods are made up of very high neutron absorbing material like boron, cadmium. By adjusting height of control rods on reactor core ... of nuclear reaction will increase. Whereas by pushing control rod towards the core it will reduce.
nuclear
reactors
controlled
different
methods
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60
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2
answers
asked
Mar 15, 2018
by
anonymous
Why dc series motor should not be started at no load?
Why dc series motor should not be started at no load?
dc
series
motor
started
load
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597
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0
answers
asked
Mar 20, 2018
by
anonymous
Series capacitors are used to?
Last answer:
Series capacitors are used to compensate for line inductive reactance.
series
capacitors
used
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1
answer
asked
May 7, 2020
by
anonymous
State the modification to be done in dc series motor to work satisfactorily as ac series motor. State applications of ac series motor.
State the modification to be done in dc series motor to work satisfactorily as ac series motor. State applications of ac series motor.
Last answer:
Modifications are necessary in a dc series motor so that it operates satisfactorily on ac supply. The modifications are as follows: 1) AC series motor is built with a few field turns as ... and grinders 5) High speed vacuum cleaners 6) Sewing machines 7) Food processors 8) Drilling machine
state
the
modification
to
be
done
in
dc
series
motor
work
satisfactorily
as
ac
applications
of
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79
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1
answer
asked
Apr 27, 2020
by
anonymous
Explain with neat diagram series and parallel magnetic circuits.
Explain with neat diagram series and parallel magnetic circuits.
Last answer:
Series magnetic circuit: When different magnetic materials having different lengths, cross sectional areas and permeability are connected one after another, in which same flux is established in different sections, then it is called series ... flux, Φ = Φ1 + Φ2 Path 1: BAFE Path 2: BACD
diagram
series
parallel
magnetic
circuits
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1
answer
asked
Apr 27, 2020
by
anonymous
Write two applications of D.C. series motor.
Write two applications of D.C. series motor.
Last answer:
The applications of D.C. series motor: 1. Cranes 2. Hoists 3. Trolley and cars 4. Conveyors 5. For traction work i.e. electric locomotives 6. Elevator 7. Air compressor
write
two
applications
of
d
c
series
motor
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1
answer
asked
Apr 26, 2020
by
anonymous
Series Magnetic Circuits
Series Magnetic Circuits
series
magnetic
circuits
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32
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0
answers
asked
Apr 21, 2020
by
anonymous
Brake test on DC series motor
Brake test on DC series motor
Last answer:
.embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
brake
test
on
dc
series
motor
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159
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2
answers
asked
Apr 2, 2020
by
anonymous
The loop equation for a series RLC circuit gives
The loop equation for a series RLC circuit gives
Last answer:
The loop equation for a series RLC circuit gives
the
loop
equation
for
a
series
rlc
circuit
gives
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55
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1
answer
asked
Mar 30, 2020
by
anonymous
Series parallel resistances problem solution
Series parallel resistances problem solution
Last answer:
Series parallel resistances problem solution
series
parallel
resistances
problem
solution
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69
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1
answer
asked
Mar 21, 2020
by
anonymous
Source transformation Replace the circuit with voltage source in series with a single resistor
Last answer:
Source transformation Replace the circuit with voltage source in series with a single resistor
source
transformation
replace
the
circuit
with
voltage
in
series
a
single
resistor
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74
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1
answer
asked
Jan 24, 2020
by
anonymous
what is equivalent resistance when four 4 Ohm resistors are connected in i) series ii) parallel
what is equivalent resistance when four 4 Ohm resistors are connected in i) series ii) parallel
Last answer:
equivalent resistance
equivalent
resistance
resistors
series
parallel
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2
answers
asked
Sep 4, 2019
by
anonymous
role of the series resistance connected in PMMC movement.
role of the series resistance connected in PMMC movement.
Last answer:
A PMMC Instrument can be used as voltmeter by just connecting a series resistance with the moving coil. This series resistance is called Voltmeter Multiplier. This combination of moving coil and ... current whose voltage is to be measured. Ideally the resistance of voltmeter should be infinite
role
series
resistance
pmmc
movement
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85
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1
answer
asked
Jun 11, 2019
by
anonymous
Series rc circuits
Series rc circuits
Last answer:
Series rc circuits
series
rc
circuits
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74
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1
answer
asked
Jun 11, 2019
by
anonymous
Series circuit rules
Series circuit rules
Last answer:
Series circuit rules
series
circuit
rules
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58
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1
answer
asked
May 27, 2019
by
anonymous
X L and X C in Series
X L and X C in Series
Last answer:
Inductive reactance X L and Capacitive reactance X C in series. Inductive reactance X L of value 60 ohm and Capacitive reactance X C of value 40 ohm are connected in series. 120 volts A C voltage is ... . The current will be 6 ampere. This time current will lead the voltage by 90 degree.
x
l
and
c
in
series
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1
answer
asked
May 21, 2019
by
anonymous
Series and parallel capacitor problem
Series and parallel capacitor problem
Last answer:
Series and parallel capacitor problem 1 : https://youtu.be/MSl5mRwtjAE Series and parallel capacitor problem 2 : https://youtu.be/yGwbpyEtIyw Series and parallel capacitor problem 3 : https:// ... https://youtu.be/_7KwEwWqiNU Series and parallel capacitor problem 10 : https://youtu.be/et8MCWV_OyE
series
and
parallel
capacitor
problem
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1
answer
asked
Sep 18, 2018
by
anonymous
Describe the reason of using dc series motor for electric trains.
Describe the reason of using dc series motor for electric trains.
Last answer:
Electric trains require an inverse torque speed characteristics for proper operation. That is a higher torque is required at start (when speed is nil or low) and as the train picks up ... torque - speed characteristics of DC series motors match, these motors are suitable for electric trains
dc
series
motor
electric
trains
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114
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1
answer
asked
Sep 7, 2018
by
anonymous
State the principle of solar cell. What is necessity of series and parallel connection of solar cells.
State the principle of solar cell. What is necessity of series and parallel connection of solar cells.
Last answer:
Principle of solar cell:- Working:- Solar cell operates on principle of Photo-voltaic effect Solar cell works in following steps: The solar cell is composed of a P-type ... of Voltage & Current rating it is necessity of connecting series and parallel connection of solar cells.
solar
cell
series
parallel
connection
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66
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1
answer
asked
Sep 6, 2018
by
anonymous
State the use of shunt and series resistance used in extension of meter.
State the use of shunt and series resistance used in extension of meter.
Last answer:
Use of shunt and series resistance: i) Use of shunt: To extend the range of Ammeter. ii) Use of series resistance: To extend the range of Voltmeter.
shunt
series
resistance
used
extension
meter
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54
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1
answer
asked
Sep 4, 2018
by
anonymous
State necessity of series connection and parallel connection of batteries.
State necessity of series connection and parallel connection of batteries.
Last answer:
Necessity of series connection of batteries: 1. The batteries are available with some specific terminal voltages. e. g. 6V, 12V, 24V, 48V etc. 2. If we want to have some terminal voltage other than ... batteries of capacities I1, I2, I3, I4 . are connected in parallel, all having identical emfs.
state
necessity
series
connection
parallel
batteries
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1
answer
asked
Jun 18, 2018
by
anonymous
An independent voltage source in series with an impedance ZS=R+jXS delivers a maximum average power to
An independent voltage source in series with an impedance ZS=R+jXS delivers a maximum average power to a load impedance ZL when A) ZL = R B) ZL = jXS C) ZL = R-jXS D) ZL = R+jXS
Last answer:
An independent voltage source in series with an impedance ZS=R+jXS delivers a maximum average power to a load impedance ZL when ZL = R-jXS
independent
voltage
source
series
impedance
delivers
maximum
average
power
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2.6k
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1
answer
asked
Jun 18, 2018
by
anonymous
An inductor is connected in series with SCR to protect it from
An inductor is connected in series with SCR to protect it from A) Excessive high voltage B) Excessive high dv/dt C) Excessive high di/dt D) Excessive large forward current
Last answer:
An inductor is connected in series with SCR to protect it from Excessive high di/dt
inductor
series
scr
protect
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66
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1
answer
asked
May 8, 2018
by
anonymous
In a series R-C circuit, with the increase in frequency, current
In a series R-C circuit, with the increase in frequency, current (A) Reduces (B) Increases (C) Does not change (D) Becomes zero
Last answer:
In a series R-C circuit, with the increase in frequency, current Increases
series
r-c
circuit
frequency
current
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72
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1
answer
asked
May 8, 2018
by
anonymous
A series R-L-C Circuit has a resonant frequency of 1000 Hz. If the values of R, L and C are
A series R-L-C Circuit has a resonant frequency of 1000 Hz. If the values of R, L and C are doubled, the new resonant frequency is
Last answer:
A series R-L-C Circuit has a resonant frequency of 1000 Hz. If the values of R, L and C are doubled, the new resonant frequency is 500 Hz
series
r-l-c
circuit
resonant
frequency
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149
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1
answer
asked
May 8, 2018
by
anonymous
Two 100W, 200V lamps are connected in series across a 200V supply. The total power
Two 100W, 200V lamps are connected in series across a 200V supply. The total power consumed by each lamp will be in Watts
Last answer:
4800
lamps
connected
series
supply
total
power
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307
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2
answers
asked
May 8, 2018
by
anonymous
We connected a 35V dc supply to a resistance of 600 Ohm in series with an unknown resistance
We connected a 35V dc supply to a resistance of 600 Ohm in series with an unknown resistance R.A. voltmeter having a resistance of 1.2 kOhm is connected across 600 Ohm resistance and read 5v. The value of resistance R will be
Last answer:
We connected a 35V dc supply to a resistance of 600 Ohm in series with an unknown resistance R.A. voltmeter having a resistance of 1.2 kOhm is connected across 600 Ohm resistance and read 5v. The value of resistance R will be 2.4 kOhm
dc
supply
resistance
series
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113
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1
answer
asked
May 1, 2018
by
anonymous
In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage
In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage across RLC is 15 V. What is the voltage across C?
Last answer:
In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage across RLC is 15 V. What is the voltage across C? 7 V
series
rlc
circuit
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127
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1
answer
asked
Apr 29, 2018
by
anonymous
In a 2 kW, 200 V, 1000 rpm. DC series motor the torque at full load was found to be 0.3 N -m. The torque at
In a 2 kW, 200 V, 1000 rpm. DC series motor the torque at full load was found to be 0.3 N -m. The torque at half full load in N -m is :
Last answer:
In a 2 kW, 200 V, 1000 rpm. DC series motor the torque at full load was found to be 0.3 N -m. The torque at half full load in N -m is : 0.075
dc
series
motor
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70
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1
answer
asked
Apr 29, 2018
by
anonymous
A DC voltage source is connected across a series RLC circuit. Under steady-state conditions, the applied DC
A DC voltage source is connected across a series RLC circuit. Under steady-state conditions, the applied DC voltage drops entirely across the
Last answer:
A DC voltage source is connected across a series RLC circuit. Under steady-state conditions, the applied DC voltage drops entirely across the C only
dc
voltage
source
series
rlc
circuit
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508
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1
answer
asked
Apr 29, 2018
by
anonymous
In a series RLC high Q circuit, the current peaks at a frequency
In a series RLC high Q circuit, the current peaks at a frequency (1) equal to the resonant frequency (2) greater than the resonant frequency (3) less than the resonant frequency (4) equal to half the resonant frequency
Last answer:
In a series RLC high Q circuit, the current peaks at a frequency equal to the resonant frequency
series
rlc
circuit
current
peaks
frequency
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228
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1
answer
asked
Apr 29, 2018
by
anonymous
Series capacitive compensation in EHV transmission line is used to
Series capacitive compensation in EHV transmission line is used to
Last answer:
To maintain voltage stability
series
capacitive
compensation
ehv
transmission
line
used
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340
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2
answers
asked
Apr 29, 2018
by
anonymous
Consider a circuit with four resistors in series connected to a voltage source. What happens to the voltage
Consider a circuit with four resistors in series connected to a voltage source. What happens to the voltage across each resistor, if the value of each of the resistors is doubled? A) It will double B) It will remain the same C) It will be halved D) It will become zero
Last answer:
Consider a circuit with four resistors in series connected to a voltage source. What happens to the voltage across each resistor, if the value of each of the resistors is doubled? A) It will double B) It will remain the same C) It will be halved D) It will become zero
resistors
series
voltage
source
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102
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1
answer
asked
Apr 29, 2018
by
anonymous
What is the RMS voltage in a series RL circuit, if the voltage across R and L is 256 V and 192 V respectively?
What is the RMS voltage in a series RL circuit, if the voltage across R and L is 256 V and 192 V respectively? A) 320 V B) 448 V C) 64 V D) None of these
Last answer:
What is the RMS voltage in a series RL circuit, if the voltage across R and L is 256 V and 192 V respectively? A) 320 V B) 448 V C) 64 V D) None of these
rms
voltage
series
rl
circuit
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64
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1
answer
asked
Apr 29, 2018
by
anonymous
What is the total resistance if 5 resistors of 20 Ω each are connected in series?
What is the total resistance if 5 resistors of 20 Ω each are connected in series? A) 100 Ω B) 4 Ω C) 20 Ω D) None of these
Last answer:
What is the total resistance if 5 resistors of 20 Ω each are connected in series? A) 100 Ω B) 4 Ω C) 20 Ω D) None of these
total
resistance
resistors
connected
series
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91
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1
answer
asked
Apr 29, 2018
by
anonymous
Which of the following is true with a series circuit having resistors of different values?
Which of the following is true with a series circuit having resistors of different values? A) The total resistance of the circuit is the sum of the individual resistances B) The current across each resistor is the same C) The voltage drop across each resistor depends on the value of the resistor D) All the above
Last answer:
Which of the following is true with a series circuit having resistors of different values? A) The total resistance of the circuit is the sum of the individual resistances B) The current across ... voltage drop across each resistor depends on the value of the resistor D) All the above
series
circuit
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59
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1
answer
asked
Mar 25, 2018
by
anonymous
A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by...
A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will?
Last answer:
A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will increase.
series
bulb
heater
output
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107
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1
answer
asked
Mar 25, 2018
by
anonymous
Two resistances Rl and Ri are connected in series across the voltage...
Two resistances Rl and Ri are connected in series across the voltage source where Rl>Ri. The largest drop will be across?
Last answer:
Two resistances Rl and Ri are connected in series across the voltage source where Rl>Ri. The largest drop will be across Rl.
resistances
series
voltage
source
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114
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1
answer
asked
Mar 25, 2018
by
anonymous
In a series circuit with unequal resistances?
In a series circuit with unequal resistances?
Last answer:
In a series circuit with unequal resistances the highest resistance has the highest voltage drop.
series
circuit
resistances
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183
views
1
answer
asked
Mar 25, 2018
by
anonymous
Two resistors are said to be connected in series when?
Two resistors are said to be connected in series when?
Last answer:
Two resistors are said to be connected in series when same current passes in turn through both.
resistors
series
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64
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1
answer
asked
Mar 25, 2018
by
anonymous
The series and parallel resonance on L-C circuit differs in that?
The series and parallel resonance on L-C circuit differs in that?
Last answer:
The series and parallel resonance on L-C circuit differs in that series resistance needs a low-resistance source for sharp rise in current.
series
parallel
resonance
lc
circuit
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109
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1
answer
asked
Mar 25, 2018
by
anonymous
At very low frequencies a series R-C circuit behaves as almost purely?
At very low frequencies a series R-C circuit behaves as almost purely?
Last answer:
At very low frequencies a series R-C circuit behaves as almost purely capacitive.
low
frequencies
series
rc
circuit
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2.6k
views
1
answer
asked
Mar 25, 2018
by
anonymous
If resistance is 20 Q. and inductance is 27 in a R-L series circuit, then time constant of this circuit will be?
If resistance is 20 Q. and inductance is 27 in a R-L series circuit, then time constant of this circuit will be?
Last answer:
0.1s
series
circuit
rl
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122
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2
answers
asked
Mar 25, 2018
by
anonymous
The time constant of a series R-C circuit is given by?
The time constant of a series R-C circuit is given by?
Last answer:
The time constant of a series R-C circuit is given by RC.
time
constant
series
rc
circuit
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73
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1
answer
asked
Mar 25, 2018
by
anonymous
In a series L-C circuit at the resonant frequency the?
In a series L-C circuit at the resonant frequency the?
Last answer:
In a series L-C circuit at the resonant frequency the current is maximum.
series
lc
circuit
resonant
frequency
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69
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1
answer
asked
Mar 25, 2018
by
anonymous
In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of?
In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of?
Last answer:
In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of L or C.
rlc
series
resonant
circuit
magnitude
resonance
frequency
changing
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602
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1
answer
asked
Mar 25, 2018
by
anonymous
In series resonant circuit, increasing inductance to its twice value and reducing capacitance to its half value?
In series resonant circuit, increasing inductance to its twice value and reducing capacitance to its half value?
Last answer:
In series resonant circuit, increasing inductance to its twice value and reducing capacitance to its half value will increase the selectivity of the circuit.
series
resonant
circuit
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398
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1
answer
asked
Mar 24, 2018
by
anonymous
In a series resonant circuit, the impedance of the circuit is?
In a series resonant circuit, the impedance of the circuit is?
Last answer:
In a series resonant circuit, the impedance of the circuit is minimum.
series
resonant
circuit
impedance
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52
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1
answer
...