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The dynamic equalising circuit consists of a series combination of capacitor C and resistor R_{C} across each thyristor. This resistance R_{C} (along with parallel connected diode) | |
A. | limits charging current [Wrong Answer] |
B. | limits discharging current [Correct Answer] |
C. | limits both charging and discharging currents [Wrong Answer] |
D. | none of the above [Wrong Answer] |
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Explanation:-
Answer : B Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
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400 ± 0.42 W
400 ± 4.6 W
400 ± 8.85 W
400 ± 10.65 W
⇒ Which device changes serial data to parallel data?
Counter
Multiplexer
Demultiplexer
Flip flop
⇒ Orbital disturbances of a geosynchronous satellite are caused by the
moon
sun
earth
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⇒ Which of the following microphones has maximum distortion?
Ribbon
Condenser
Crystal
Carbon
⇒ For small size high frequency coils, the most common core material is
air
ferrite
powdered iron
steel
⇒ In a 3 phase semiconverter, the output voltage becomes discontinuous for
firing angle > 30°
firing angle > 60°
firing angle > 90°
firing angle > 120°
⇒ A polyphase wattmeter basically consists of two wattmeters. The moving system of two wattmeters
are common
are separate
are generally common
are generally separate
⇒ The cascade amplifier is a multistage configuration of
CC-CB
CE-CB
CB-CC
CE-CC
⇒ In the circuit of figure the current through L at t = &infin
0
0.416666666666667
6.67 A
5.1 A
⇒ In a full bridge inverter, the waveshape of load current depends on
relative values of load parameters R, L and C
relative values of load parameters R and L
relative values of load parameters L and C
gating frequency
⇒ Free electrons exist in
first band
second band
third band
conduction band
⇒ If Laplace transform of f(t) is F(s), then £ f(t - a) u (t - a)= 0
e^{as} F(s)
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- e^{as} F(s)
- e ^{-as} F(s)
⇒ Consider a baseband binary PAM receiver shown below. The additive channel noise n(t) is whit with power spectral density S_{N}(f) = N_{0}/2 = 10^{-20} W/Hz. The low-pass filter is ideal with unity gain and cutoff frequency 1 MHz. Let Y_{k} represent the random variable y(t_{k}0.5 x e^{-3.5}
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carbon-film
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Match the following:
List I | List II | ||
---|---|---|---|
A. | IF amplifier | 1. | Amplifier frequencies in the range of 100 kHz to 5 MHz. |
B. | RF amplifier | 2. | Current in the output flows only during a portion of the positive half of the input cycle |
C. | AF amplifier | 3. | Amplifier frequencies in the range of 0 Hz to 5 MHz |
D. | Class operation | 4. | Amplifier frequencies in the frequency range of 40 Hz to 15 kHz. |
A-4, B-1, C-3, D-2
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⇒ Status register in the 8156 is read with
IN 20 H
OUT 20 H
either (a) or (b)
none of the above
⇒ In figure the zener has a resistance of 5 ohms. As the load resistance is varied, the output vol
will remain constant at 12 V
will vary between 12.05 and 12.65 V
will vary from 10 to 20 V
will remain constant at 12.05 V
⇒ A rectangular waveguide of internal dimensions (a = 4 cm and b = 3) is to be operated in TE_{11} mode. The minimum operating frequency is
6.25 GHz
6.0 GHz
5.0 GHz
3.75 GHz
⇒ A compensator has its pole and zero as shown in the given fi
lag compensator
lead compensator
lead-lag compensator
series compensator
⇒ The greatest negative number which can be stored is 8 bit computer using 2's complement arithmetic is
-256
-128
-255
-127
⇒ How many different BCD number can be stored in a register containing 12 switches using an 8, 4, 2, 1 code?
99
100
999
1000
⇒ Two capacitors each of capacitance C and breakdown voltage V are joined in series. The capacitance and breakdown voltage of the combination is
0.5 C and 2 V
0.5 C and 0.5 V
C and V
2 C and 2 V
⇒ A single-sideband (SSB) signal contains 3 kW. The power content of the carrier is __________ kW.
2
2
3
0
⇒ The impulse response h[n] of a linear time invariant system is given by h[n] = ∪[n + 3 ] + ∪[n - 2] -2∪[n -7]. The above system is
stable but non-casual
stable and casual
casual but unstable
unstable and not casual
⇒ The logic realized by the circuit shown in figure belo
F = A - C
F = A + C
F = B ⊙ C
F = B ⊕ C
⇒ Commercial ECL gates use two ground lines and one negative supply to
reduce power consumption
increase fan out
reduce loading effect
eliminate the effect of power line glitches on the biasing circuit
⇒ A generated voltage is equally dependent on three resistances R_{1}, R_{2}, R_{3} and its value is V = (R_{1}R_{2})/R_{3}. If tolerance of each resistor is 0.1%, the maximum error in voltage is
0.003
± 0.3%
0.001
± 0.1%
⇒ The speed at which axial electric field due to signal advances in a TWT is equal to
speed of light
(speed of light) (helix pitch helix circumference)
(speed of light) (helix circumference helix pitch)
(speed of light) (helix pitch) (helix circumference)