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ELECTRICAL ENGINEERING QUESTIONS WITH ANSWER

1. Which of the following is not a vector ? (a) Linear momentum (b) Electric potential (c) Electric field (d) Angular momentum Answer: (d) Angular momentum 2. The efficiency of a machine should be as ______ as possible to reduce the operating cost. (a) high (b) low (c) either of the above (d) none of the above Answer:(a) high 3. The force between two charges is 120 N. If the distance between the charges is doubled, the force will be (a) 60 N (b) 40 N