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What is the threshold voltage?
asked
Dec 19, 2017
by
anonymous
What is the threshold voltage?
threshold
voltage
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Dec 25, 2017
by
Sagar
440
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Related questions
asked
Apr 28, 2018
by
anonymous
The threshold voltage of an n- channel enhancement mode MOSFET is 0.5V when the device is biased at
The threshold voltage of an n- channel enhancement mode MOSFET is 0.5V when the device is biased at a gate voltage of 3V. Pinch off would be occurs at a drain voltage of (A) 1.5V (B) 2.5V (C) 3.5V (D) 4.5V
Last answer:
The threshold voltage of an n- channel enhancement mode MOSFET is 0.5V when the device is biased at a gate voltage of 3V. Pinch off would be occurs at a drain voltage of 2.5V
threshold
voltage
n-
channel
enhancement
mode
mosfet
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110
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1
answer
asked
Jun 18, 2018
by
anonymous
An SSB transmitter produces a peak-to-peak voltage of 200 V across a 100 Ω antenna load. What is the Peak
An SSB transmitter produces a peak-to-peak voltage of 200 V across a 100 Ω antenna load. What is the Peak Envelope Power? A) 49.98 W B) 79.98 W C) 99.96 W D) 199.93 W
Last answer:
An SSB transmitter produces a peak-to-peak voltage of 200 V across a 100 Ω antenna load. What is the Peak Envelope Power? A) 49.98 W B) 79.98 W C) 99.96 W D) 199.93 W
ssb
transmitter
peak-to-peak
voltage
antenna
load
peak
envelope
power
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208
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1
answer
asked
Apr 29, 2018
by
anonymous
What happens to the voltage in the secondary when the frequency of the supply in the primary is decreased?
What happens to the voltage in the secondary when the frequency of the supply in the primary is decreased? A) It increases B) It decreases C) It remains the same D) Cannot say unless the actual percentage increase in the frequency is known
Last answer:
What happens to the voltage in the secondary when the frequency of the supply in the primary is decreased? A) It increases B) It decreases C) It remains the same D) Cannot say unless the actual percentage increase in the frequency is known
voltage
secondary
frequency
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73
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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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63
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1
answer
asked
Mar 10, 2018
by
anonymous
What is the unit of measure for voltage?
What is the unit of measure for voltage?
Last answer:
Voltage measured in volts.
unit
measure
voltage
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55
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1
answer
asked
Mar 10, 2018
by
anonymous
What is the definition of extra low voltage?
What is the definition of extra low voltage?
Last answer:
Extra-low voltage (ELV) is an electricity supply voltage in a range which carries a low risk of dangerous electrical shock.
definition
extra
low
voltage
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118
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1
answer
asked
Mar 10, 2018
by
anonymous
What is the difference between line and phase voltage?
What is the difference between line and phase voltage?
Last answer:
Line voltage is voltage between two phases R &Y (415 v) while phase voltage is the voltage between one phase and a neutral B & N (240 v).
difference
between
line
phase
voltage
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130
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1
answer
asked
Mar 10, 2018
by
anonymous
What is the difference between a line voltage and low voltage control system?
What is the difference between a line voltage and low voltage control system?
difference
between
line
voltage
low
control
system
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99
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0
answers
asked
Mar 10, 2018
by
anonymous
What is the cause of voltage fluctuation?
What is the cause of voltage fluctuation?
cause
voltage
fluctuation
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54
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0
answers
asked
Dec 28, 2017
by
anonymous
what is the minimum voltage required to turn on a diode ?
what is the minimum voltage required to turn on a diode ?
Last answer:
0.7 v sil and 0.3 v for gr
minimum
voltage
turn
on
diode
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1
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128
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1
answer
asked
Dec 22, 2017
by
anonymous
What is the voltage in 3 phase line?
What is the voltage in 3 phase line?
Last answer:
between 430 to 440 v
voltage
phase
line
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256
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4
answers
asked
Dec 9, 2017
by
anonymous
What is the ripple voltage?
What is the ripple voltage?
Last answer:
Ripple voltage is the small variations in Dc voltage that remain after filtering in a power supply.
ripple
voltage
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140
views
3
answers
asked
Dec 9, 2017
by
anonymous
What is the voltage of a red LED?
What is the voltage of a red LED?
Last answer:
A red led requires 2v to light. LEDs requires different amounts of voltage ranging between 1.8 and 3.3 depending on the intensity and color of the Led.
voltage
red
led
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167
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4
answers
asked
Oct 21, 2017
by
anonymous
If resistance is 8 Ohm and current is 16 ampere then what will be the voltage and power?
If resistance is 8 Ohm and current is 16 ampere then what will be the voltage and power?
Last answer:
128 volts ,2048 watts
voltage
power
problem
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110
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2
answers
asked
Sep 20, 2017
by
anonymous
What is the unit of voltage?
Last answer:
Unit of voltage is volt denoted by capital V .
unit
voltage
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76
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1
answer
asked
Jan 24, 2020
by
anonymous
What is terminal voltage ?
What is terminal voltage ?
terminal
voltage
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64
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0
answers
asked
Sep 4, 2018
by
anonymous
What is internal voltage drop and terminal voltage?
What is internal voltage drop and terminal voltage?
Last answer:
It is not permissible to just connect the positive terminal to the negative terminal of a cell with a copper wire. It will overheat and get damaged. This happens because the electromotive force (emf) ... than the nominal voltage (emf) of the cell and this lower voltage is called terminal voltage.
internal
voltage
drop
terminal
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131
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2
answers
asked
Aug 11, 2018
by
anonymous
What is line voltage and phase voltage?
What is line voltage and phase voltage? Draw balanced three phase star connected system. Show all the voltages and currents.
line
voltage
phase
star
connected
system
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106
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0
answers
asked
Apr 29, 2018
by
anonymous
What is a capacitor voltage transformer?
What is a capacitor voltage transformer? A) It is a transformer used in power systems to step up low voltage signals and provide extra high voltage B) It is a transformer used in power systems to step up high voltage signals and provide extra high voltage C) It is a transformer used in power systems to step down extra high voltage signals and provide low voltage D) None of these
Last answer:
What is a capacitor voltage transformer? A) It is a transformer used in power systems to step up low voltage signals and provide extra high voltage B) It is a transformer used in power systems ... power systems to step down extra high voltage signals and provide low voltage D) None of these
capacitor
voltage
transformer
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75
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1
answer
asked
Mar 19, 2018
by
anonymous
What is meant by pinch off voltage in MOSFET?
What is meant by pinch off voltage in MOSFET?
pinch
off
voltage
mosfet
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71
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0
answers
asked
Mar 10, 2018
by
anonymous
What is meant by extra high voltage transmission?
What is meant by extra high voltage transmission?
Last answer:
HT & LT two types transmission in industrial line
extra
high
voltage
transmission
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92
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1
answer
asked
Mar 10, 2018
by
anonymous
What equipment is used to measure voltage?
What equipment is used to measure voltage?
Last answer:
Voltmeter is used to measure voltage.
equipment
used
measure
voltage
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178
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2
answers
asked
Mar 10, 2018
by
anonymous
What is an analog voltage?
What is an analog voltage?
analog
voltage
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54
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is meant by flash over voltage?
What is meant by flash over voltage?
flash
over
voltage
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53
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is dielectric withstand voltage?
What is dielectric withstand voltage?
dielectric
voltage
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47
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0
answers
asked
Mar 10, 2018
by
anonymous
What is impulse voltage of transformer?
What is impulse voltage of transformer?
impulse
voltage
transformer
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56
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is Extra High Voltage?
What is Extra High Voltage?
extra
high
voltage
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62
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is a high voltage test?
What is a high voltage test?
high
voltage
test
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50
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0
answers
asked
Mar 10, 2018
by
anonymous
What is considered low voltage and high voltage?
What is considered low voltage and high voltage?
low
voltage
high
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59
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0
answers
asked
Mar 10, 2018
by
anonymous
What is voltage interruption?
What is voltage interruption?
voltage
interruption
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39
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0
answers
asked
Mar 10, 2018
by
anonymous
What is meant by a voltage surge?
What is meant by a voltage surge?
voltage
surge
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50
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is voltage sags and swells?
What is voltage sags and swells?
voltage
sags
swells
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60
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0
answers
asked
Aug 14, 2017
by
anonymous
what is ideal voltage source ?
what is ideal voltage source?
Last answer:
every voltage source have their own resistance that is called as internal resistance it is because of the resistance of electrodes and electrolytes in the battery interms of other supplyit have ... in universe it means ideal voltage source is this voltage source having internal resistance zero
ideal
voltage
source
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69
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1
answer
asked
Aug 9, 2017
by
anonymous
What is Voltage Source Inverter (VSI) ?
What is Voltage Source Inverter (VSI) ?
Last answer:
Voltage Source Inverter (VSI) Inverter is device which converts Direct Current (DC) to Alternating Current (AC). There are two types of inverters one is Voltage source inverter ... VSI consist of two load terminals and three phase VSI consist of three load terminals.
voltage
source
inverter
vsi
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154
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1
answer
asked
Aug 3, 2017
by
anonymous
what is voltage?
what is voltage?
Last answer:
Voltage is an electromotive force or potential difference expressed in volts
voltage
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716
views
5
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
Mar 10, 2018
by
anonymous
What are the advantages of high voltage transmission?
What are the advantages of high voltage transmission?
Last answer:
Advantages: 1. As Transmission voltage increases, current decreases. 2. As current decreases, cross section of conductor decreases. 3. As cross section of conductor decreases ... line increases 12. As transmission voltage increases power handling capacity of transmission line increases
advantages
high
voltage
transmission
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3.1k
views
1
answer
asked
Aug 25, 2019
by
anonymous
What kills, current or voltage?
What kills, current or voltage?
Last answer:
Current would kill. You can actually have thousands of bolts going through you and not even know it. Yes you probably know already voltage is current times resistance. Since your body is a resistor it would take just a small amount of current to create a very high voltage
current
voltage
kills
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128
views
3
answers
asked
Mar 10, 2018
by
anonymous
What can cause a voltage spike?
What can cause a voltage spike?
cause
voltage
spike
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50
views
0
answers
asked
Jun 29, 2019
by
anonymous
Is the power line voltage available in our homes a dc or an ac voltage?
Is the power line voltage available in our homes a dc or an ac voltage?
Last answer:
The power line voltage available in our homes is AC. Mobile dwellings are the most commonly DC-supplied homes and even then they tend to include AC supply for heavier loads.
is
the
power
line
voltage
available
in
our
homes
a
dc
or
an
ac
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5.0k
views
1
answer
asked
Jun 18, 2018
by
anonymous
A diode in which the change in reverse bias voltage varies the capacitance is called as
A diode in which the change in reverse bias voltage varies the capacitance is called as A) Varactor diode B) Switching diode C) Tunnel diode D) Zener-diode
Last answer:
A diode in which the change in reverse bias voltage varies the capacitance is called as Varactor diode
diode
reverse
bias
voltage
capacitance
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62
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1
answer
asked
May 8, 2018
by
anonymous
The permissible voltage variation in transmission and distribution system is:
The permissible voltage variation in transmission and distribution system is: (A) ± 0.1% (B) ± 1% (C) ±10% (D) ± 25%
Last answer:
The permissible voltage variation in transmission and distribution system is: ±10%
permissible
voltage
transmission
distribution
system
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281
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1
answer
asked
May 8, 2018
by
anonymous
Which of the following is the least expensive protection for over current in low voltage system?
Which of the following is the least expensive protection for over current in low voltage system? (A) Rewireable fuse (B) Isolator (C) Oil Circuit breaker (D) Air break circuit breaker
Last answer:
Which of the following is the least expensive protection for over current in low voltage system? (A) Rewireable fuse (B) Isolator (C) Oil Circuit breaker (D) Air break circuit breaker
over
current
low
voltage
system
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158
views
1
answer
asked
May 8, 2018
by
anonymous
If 3000 kW power is to be transmitted over a distance of 30 km, the desirable transmission voltage will be.
If 3000 kW power is to be transmitted over a distance of 30 km, the desirable transmission voltage will be. (A) 11 kV (B) 33 kV (C) 66 kV (D) 132 kV
Last answer:
By
transmission
voltage
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3.3k
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2
answers
asked
May 1, 2018
by
anonymous
An amplifier has a voltage gain of 120. To reduce distortion, 10% negative feedback is employed. The gain of
An amplifier has a voltage gain of 120. To reduce distortion, 10% negative feedback is employed. The gain of the amplifier with feedback is (1) 141 (2) 92.3 (3) 9.23 (4) 1.41
Last answer:
An amplifier has a voltage gain of 120. To reduce distortion, 10% negative feedback is employed. The gain of the amplifier with feedback is 9.23
amplifier
voltage
gain
reduce
distortion
negative
feedback
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158
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1
answer
asked
May 1, 2018
by
anonymous
The speed of a three-phase induction motor is controlled by variable voltage variable frequency control
The speed of a three-phase induction motor is controlled by variable voltage variable frequency control (i.e. keeping V/f constant). As the frequency is reduced, the slip at maximum torque (1) Decreases (2) Increases (3) Remains constant (4) None of the above
Last answer:
The speed of a three-phase induction motor is controlled by variable voltage variable frequency control (i.e. keeping V/f constant). As the frequency is reduced, the slip at maximum torque Increases
speed
three-phase
induction
motor
controlled
variable
voltage
frequency
control
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118
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1
answer
asked
Apr 30, 2018
by
anonymous
A dc chopper is fed from a constant voltage mains the duty ratio of chopper is progressively increased while
A dc chopper is fed from a constant voltage mains the duty ratio of chopper is progressively increased while the chopper feeds an RL load. The per unit current ripple would (1) increase progressively (2) decrease progressively (3) decrease to a minimum value at α = 0.5 and then increase (4) increase to a maximum value at α = 0.5 and then decrease
Last answer:
A dc chopper is fed from a constant voltage mains the duty ratio of chopper is progressively increased while the chopper feeds an RL load. The per unit current ripple would increase to a maximum value at α = 0.5 and then decrease
dc
chopper
constant
voltage
duty
ratio
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189
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1
answer
asked
Apr 29, 2018
by
anonymous
The arc voltage in a circuit breaker is :
The arc voltage in a circuit breaker is :
Last answer:
The arc voltage in a circuit breaker is : in phase with the arc current
arc
voltage
circuit
breaker
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68
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1
answer
asked
Apr 29, 2018
by
anonymous
An unshielded moving iron voltmeter is used to measure the voltage in an AC circuit. The stray DC magnetic
An unshielded moving iron voltmeter is used to measure the voltage in an AC circuit. The stray DC magnetic field having a component along the axis will be (1) unaffected (2) decreased (3) increased (4) either decreased or increased depending on the direction of the DC field
Last answer:
An unshielded moving iron voltmeter is used to measure the voltage in an AC circuit. The stray DC magnetic field having a component along the axis will be either decreased or increased depending on the direction of the DC field
unshielded
moving
iron
voltmeter
used
measure
voltage
ac
circuit
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262
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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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506
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1
answer
...