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Exam Questions Papers - Engineering

Q1:

If V = 4 in the figure, the value of IS is given by,

A 6 A

B 5/2 A

C 12 A

D None of these

ANS:A - 6 A

Using Nodal analysis At node V1 At node V2 ∴ 2V2 - V1 = 0 ∴ V1 = 2V2 Put V2 = V = 4 V1 = 8 V Put in equation (i), IS = x 8 - 4 = 10 - 4 = 6 A.