RPET Physics Solved Paper 2013
6. Question
The inductance of a coil is L = 20 H and resistance R = 10 Ω. If applied voltage of battery is 20 V and is switches off in 2 ms, find induced emf of inductors.
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7. Question
A 200 V, AC source of frequency 1000 Hz is connected to an L-C-R circuit with L = 1.62 mH, C = 25 µF, R = 20 Ω all connected. What is the quality factor of circuit?
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8. Question
A body moves with uniform acceleration, then which of the following graph is correct?
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9. Question
At temperature 127°C, the power radiated by a body is Q cal/cm². At the temperature 927°C, the power radiated by it will be
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10. Question
A train of mass 10 x 106 kg is moving with velocity 72 km/s. If it is stopped by applying break, then the value of heat generated will be
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