Physics
Which of the following is an example of simple harmonic motion?

Motion of a ceiling fan
Ball bouncing on floor
Simple pendulum motion
Earth spinning on its axis

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Physics
Indicate the false statement about the resistance of a wire

Resistance of metallic wire increases with increase in temperature
It is directly proportional to the length of wire
It is directly proportional to the area of cross-section of wire
It depends on material of wire

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