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Physics multiple choice questions (MCQ) on color of earth wire is with options green or yellow, red or brown, black or blue and white or pink, direct current and alternating current quiz for competitive exam prep, viva interview questions with answers key. Free physics study guide to learn direct current and alternating current quiz to attempt multiple choice questions based test.

MCQ. The color of earth wire is

1. red or brown
2. green or yellow
3. black or blue
4. white or pink

B

MCQ. An electric instrument which measures larger current and always connected in series in a circuit is termed as

1. vernier calipers
2. galvanometer
3. ammeter
4. voltmeter

C

MCQ. If the resistance of a metal wire is 10Ω and potential difference is 100 volts. The value of current is

1. 0.05 mA
2. 0.01 mA
3. 0.06 mA
4. 0.2 mA

B

MCQ. The process during which charges continuously move from a higher potential to a lower potential becomes a continuous source of

1. heat energy
2. light energy
3. chemical energy
4. electrical energy

D

MCQ. If the resistance of an electric bulb is 1000Ω and potential difference is 500 V. The power consumed by the bulb should be

1. 100 W
2. 200 W
3. 125 W
4. 300 W

C