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Which inverter circuit uses coupled inductors? | |
A. | Modified McMurray full bridge inverter [Wrong Answer] |
B. | McMurray Bedford half bridge inverter [Wrong Answer] |
C. | Modified McMurray Bedford half bridge inverter [Wrong Answer] |
D. | Both (b) and (c) [Correct Answer] |
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Explanation:-
Answer : D Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
⇒ In a single sideband suppressed carrier AM system, the modulation index is changed from 0 to 1, the power content of the signal
will be quarter
will be doubled
will increase by 50 percent
will increase by 25 percent
⇒ The unit of magnetic flux density is
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ohm/metre
tesla
ampere/metre
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⇒ Wiedemann-Franz law correlates
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temperature and photo electric emission
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⇒ The phase angle of lead circuit is
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⇒ Which of the following cannot be used to demodulate SSB?
Complete phase shift generator
Product detector
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⇒ In a number system with radix r, the decimal value of 110 is equal to 4r. The decimal values of 111 and r respective are equal to
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⇒ The use of coaxial microwave line should be restricted to frequencies
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⇒ Frequency domain of a periodic triangular function is a
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⇒ The normal operation of JFET is
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TRAP
INTR
⇒ Fermi level in intrinsic semiconductor is at the centre of forbidden energy band.
TRUE
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⇒ In a single sideband suppressed carrier AM system, the modulation index is changed from 0 to 1, the power content of the signal
will be quarter
will be doubled
will increase by 50 percent
will increase by 25 percent
⇒ The unit of magnetic flux density is
farad/metre
ohm/metre
tesla
ampere/metre
⇒ The direction of vectors gives the direction of propagation of electromagnetic waves
Vector (E x H)
Vector (F x H)
Vector E
Vector H
⇒ Wiedemann-Franz law correlates
electrical and thermal conductivities
electron arrangement in shells
temperature and photo electric emission
all of the above
⇒ In a BJT amplifier circuit the size of coupling capacitor depends on
lowest frequency
highest frequency
average of lowest and highest frequencies
none of the above
⇒ The phase angle of lead circuit is
between 0 and -90°
between 0 and +90°
90°
more than 90°
⇒ Which of the following cannot be used to demodulate SSB?
Complete phase shift generator
Product detector
Diode balanced modulator
Bipolar transistor balanced modulator
⇒ In a number system with radix r, the decimal value of 110 is equal to 4r. The decimal values of 111 and r respective are equal to
20, 5
16, 4
13, 3
8, 2
⇒ In a klystron amplifier the bunching effect
converts velocity modulation into current modulation of beam
converts current modulation into velocity modulation of beam
both (c) and (b)
neither (a) nor (b)
⇒ In a series R-L-C circuit at the resonant frequency the
current is maximum
current is minimum
impedance is maximum
voltage is maximum
⇒ If memory chip size is 256 x 1 bits, the number of chips required to make 1 k byte memory is
8
12
24
32
⇒ A lossless transmission line with air dielectric is 6 m long. what is the phase constant?
1p rad/m
2p rad/m
0.2p rad/m
0.1p rad/m
⇒ A series RLC circuit has a resonance frequency of 1 kHz and a quality factor Q = 100. If each of R, L and C is doubled from its original value, the new Q of the circuit is
25
50
100
200
⇒ If operator 'a' = 1 ∠120° then (1 + a + a^{2}) =
-a
-a^{2}
1
0
⇒ 100101.1011_{2} = __________ .
115.22_{8}
115.54_{8}
215.54_{8}
100.01_{8}
⇒ Two network said to be dual to each other
if mesh equation of one is same to other of node equation
if mesh equation of both is same
if node equation of both is same
neither mesh equation nor node equation is same
⇒ The use of coaxial microwave line should be restricted to frequencies
below cut off frequency of TE_{11} mode
above cut off frequency of TE_{11} mode
at frequencies much lower than cut off frequency of TE_{11} mode
at frequencies much higher than cut off frequency of TE_{11} mode
⇒ Consider following statements :
- Maximum energy of electrons liberated photoelectrically is independent of light intensity
- Maximum energy of electrons liberated photoelectrically varies nonlinearly with frequency of incident light.
statement (1) is true and (2) is false
statement (1) and (2) both are true
statement (1) is false and (2) is true
statement (1) and (2) both are false
⇒ A noiseless 3 KHz channel can transmit binary at the rate __________ .
12000 bps
10000 bps
6000 bps
3000 bps
⇒ The circuit I in figur
1 mA
4 mA
8 mA
10 mA
⇒ The circuit in the figure is has two CMOS-NOR gates. This circuit functions
flip-flop
schmitt trigger
monostable multivibrator
astable multivibrator
⇒ Statement 1
Statement 1 is true but statement 2 is false
Statement 1 is false but statement 2 is true
Both the statements are true
Both the statements are false
⇒ For attenuation of low frequencies we should use
shunt capacitance
series capacitance
shunt inductance
series inductance
⇒ A standard cell of 1.0185 V is used with a slide wire potentiometer. The balance was obtained at 60 cm. When an unknown emf was connected, the balance was obtained at 82 cm. The magnitude of unknown emf is
1.39 V
0.75 V
13.9 V
7.45 V
⇒ A class B chopper operates in third quadrant.
TRUE
FALSE
⇒ Which of the amplifier circuits using junction transistors has the best gain?
Common emitter
Common base
Common collector
All above has the same gain
⇒ Frequency domain of a periodic triangular function is a
discrete sinc function
continuous sampling function
discrete sampling function
continuous sampling square function
⇒ The normal operation of JFET is
constant voltage region
constant current region
both constant voltage and constant current regions
either constant voltage or constant current region
⇒ In 8085 microprocessor, which of the following interrupts has the lowest priority?
RST 5.5
RST 7.5
TRAP
INTR
⇒ Fermi level in intrinsic semiconductor is at the centre of forbidden energy band.
TRUE
FALSE