In the circuit shown in the figure, the Thevenin voltage VTh and Thevenin resistance RTh as seen by the load resistance RL (= 1 k$$\Omega $$) are respectively <img src="/images/question-image/engineering-physics/electronics/1689766108-in-the-circuit-shown-in-the-figure.png" title="Electronics mcq question image" alt="Electronics mcq question image">

Assuming an ideal voltage source, Thevenin's resistance and Thevenin's voltage respectively for the above circuit are

A

15 $$\Omega $$ and 7.5 V

B

20 $$\Omega $$ and 5 V

C

10 $$\Omega $$ and 10 V

D

30 $$\Omega $$ and 15 V

For the circuit given, determine the Thevenin voltage as seen by RL.
Circuit Theorems In Ac Analysis mcq question image

A

0.574 ∠16.7° V

B

5.74 ∠16.7° V

C

0.574 ∠-16.7° V

D

5.74 ∠-16.7° V

Find the Thevenin equivalent (VTH and RTH) between terminals A and B of the circuit given below.
Circuit Theorems and Conversions mcq question image

Circuit Theorems and Conversions mcq question image

A

4.16 V, 120 Ω

B

41.6 V, 120 Ω

C

4.16 V, 70 Ω

D

41.67 V, 70 Ω

Find the Thevenin equivalent (V_TH and R_TH) between terminals A and B of the circuit given.
Circuit Theorems and Conversions mcq question image

A

562 mV, 167 Ω

B

5.62 V, 167 Ω

C

5.62 V, 188 Ω

D

562 mV, 188 Ω

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

What is the Thevenin equivalent (V_TH and R_TH) for the circuit given?
Circuit Theorems and Conversions mcq question image

A

6.4 V, 422 Ω

B

6.4 V, 560 Ω

C

6.4 V, 680 Ω

D

30 V, 422 Ω

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
Electronics mcq question image

A

$$2{V_m}$$

B

$$2{V_o}\sin \omega t$$

C

$$\sqrt 2 {V_m}$$

D

$$\frac{{{V_m}}}{2}\sin \omega t$$

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

Referring to the given circuit, the voltage and current for the load resistor, RL, is
Circuit Theorems and Conversions mcq question image

A

450 mV, 4.5 mA

B

4.50 V, 45 mA

C

4.50 V, 4.5 mA

D

450 mV, 45 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

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

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