A sinusoidal input voltage Vin of frequency ω is fed to the circuit shown in the figure, where C1 ≫ C2. If Vm is the peak value of the input voltage, then output voltage (Vout) is

For the rectifier circuit shown in the figure, the sinusoidal voltage (V₁ or V₂) at the output of the transformer has a maximum value of 10 V. The loadresistance R_L, is 1 k$$\Omega $$. If l_av is the average current through the resistor R_L, the circuit corresponds to a
Electronics mcq question image

A

full-wave rectifier with l_av = 20/π mA

B

half-wave rectifier with l_av = 20/π mA

C

half-wave rectifier with l_av = 10/π mA

D

full-wave rectifier with l_av = 10/π mA

A sinusoidal voltage with a peak-to-peak value of 18 V is applied to an RC low-pass filter. If the reactance at the input frequency is zero, the output voltage is

A

18 V peak-to-peak

B

Zero

C

9 V peak-to-peak

D

12.74 V peak-to-peak

Consider a system whose input r and output y are related by the equation $$y\left( t \right) = \int\limits_{ - \infty }^\infty {x\left( {t - \tau } \right)} h\left( {2\tau } \right)d\tau $$
Signal Processing mcq question image

Where h(t) is shown in the graph
Which of the following four properties are possessed by the system? BIBO: Bounded input gives a bounded output
Causal: The system is causal.
LP : The system is low pass.
LTI: The system is linear and time-invariant.

A

Causal, LP

B

BIBO, LTI

C

BIBO, Causal, LTI

D

LP, LTI

When an input voltage V_in, of the form shown, is applied to the circuit given below, the output voltage V_o is of the form
Electronics mcq question image

A

B

C

D

In the circuit shown in the figure, the Thevenin voltage V_Th and Thevenin resistance R_Th as seen by the load resistance R_L (= 1 k$$\Omega $$) are respectively
Electronics mcq question image

A

15 V, 1 k$$\Omega $$

B

30 V, 4 k$$\Omega $$

C

20 V, 2 k$$\Omega $$

D

10 V, 5 k$$\Omega $$

Determine $${I_{\text{N}}}$$ for the circuit consisting of VS, R1, R2 and R3 shown in the given circuit.
Circuit Theorems and Conversions mcq question image

A

676 mA

B

245 mA

C

431 mA

D

75 mA

For the circuit shown, determine Z_TH for the portion of the circuit external to RL.
Circuit Theorems In Ac Analysis mcq question image

A

66.7 ∠-33.7° kΩ

B

6.67 ∠-333.7° kΩ

C

14.4 ∠-56.3° kΩ

D

1.44 ∠-33.7° kΩ

The circuit shown in the figure below function as
Electronics mcq question image

A

an OR gate

B

an AND gate

C

a NOR gate

D

a NAND gate

The circuit shown in the figure can be used as a
Electronics mcq question image

A

high-pass filter or a differentiator

B

low-pass filter or a differentiator

C

high-pass filter or an integrator

D

low-pass filter or an integrator

A sinusoidal current sheet in a rotating electrical machine has peak value along q-axis. The peak value of sinusoidal MMF would be ___________

A

in phase with current peak

B

90° lagging the current peak

C

90° leading the current peak

D

may lag or lead depending upon the type of machine

A sinusoidal input voltage V_in of frequency ω is fed to the circuit shown in the figure, where C₁ ≫ C₂. If V_m is the peak value of the input voltage, then output voltage (V_out) is

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