080EET201122006

b) Determine the power dissipated in the 2Q resistance.
10೧ 50

122) = 20

12 In the circuit given below,
a) Find the current i using superposition theorem.

b) Determine the power supplied by the 20V source

Module 2

13 a) A series RL circuit with R = 100 15 connected to a 50V DC supply at £ = 0.
Determine the value of the inductance L if the current through the inductor
attains 50% of its steady state value in 1 seconds.

b) The switch K in the circuit given below has been at position 1 for a long time.
At t= 0, the switch is moved to position 2. Determine the current flowing
through the inductor for t > 0

7ت

14 For the circuit shown below, the switch K, initially at position 1 for a long
time, is changed to position 2 at time t= 0. Using Laplace transform
technique,

a) Find the circuit current i(t) णि t > 0.

b) Obtain the expression for the voltage V,(t) across the 0.57 capacitor.

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