# The Impulse Function in Circuit Analysis MCQ’s

This set of Network Theory Multiple Choice Questions & Answers (MCQs) focuses on “The Impulse Function in Circuit Analysis”.

1. The charge on capacitor C_{2} in the circuit shown below is?

a) 0

b) 1

c) 2

d) 3

2. The current in the circuit shown below is?

a) (V/R)/(s+1/C_{e})

b) (V/R)/(s+1/RC_{e})

c) (V/R)/(s-1/RC_{e})

d) (V/R)/(s-1/C_{e})

3. For the circuit shown below, find the voltage across the capacitor C_{1} at the time the switch is closed.

a) 0

b) V/4

c) V/2

d) V

4. By taking the inverse transform of the current (V/R)/(s+1/RC_{e}), the value of the current is?

a) V/R e^{t/Ce}

b) V/R e^{t/RCe}

c) V/R e^{-t/RCe}

d) V/R e^{-t/Ce}

5. The value of the voltage V in the circuit shown below is?

a) 40(s+7.5)/s(s+5) – 12(s+7.5)/(s-5)

b) 40(s+7.5)/s(s+5) – 12(s+7.5)/(s+5)

c) 40(s+7.5)/s(s+5) + 12(s+7.5)/(s-5)

d) 40(s+7.5)/s(s+5) + 12(s+7.5)/(s+5)

6. Determine the voltage V after taking the inverse transform (12 + 60/s + 10/(s+5)).

a) 12δ(t)-(60-10e^{-5t})u(t)

b) 12δ(t)+(60+10e^{-5t})u(t)

c) 12δ(t)-(60+10e^{-5t})u(t)

d) 12δ(t)+(60-10e^{-5t})u(t)

7. Consider the circuit shown below. On applying the Kirchhoff’s current law, the equation will be?

a) V/(2s-15)+(V-[(100/s)+30])/(3s+10)=0

b) V/(2s-15)+(V-[(100/s)+30])/(3s-10)=0

c) V/(2s+15)+(V-[(100/s)+30])/(3s+10)=0

d) V/(2s+15)+(V-[(100/s)+30])/(3s-10)=0

8. The value of the voltage V after taking the partial fractions in the equation V/(2s+15)+(V-[(100/s)+30])/(3s+10)=0 is?

a) 12 + 60/s + 10/(s+5)

b) 12 – 60/s + 10/(s+5)

c) 12 – 60/s – 10/(s+5)

d) 12 + 60/s – 10/(s+5)

9. The current equation for the circuit shown below is?

a) I=4/s-2/(s-5)

b) I=4/s-2/(s+5)

c) I=4/s+2/(s+5)

d) I=4/s+2/(s-5)

10. The value of the current after taking the inverse transform of the current is?

a) (4-2e^{5t})u(t)

b) (4-2e^{-5t})u(t)

c) (4+2e^{5t})u(t)

d) (4-2e^{-5t})u(t)

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