What is the ‘period’ (T) of any periodic motion? How does period relate to frequency?
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Question No. 5
The motion of a pendulum is very nearly ‘perfect’ simple harmonic motion. Why isn’t it ‘perfect’ simple harmonic motion?
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Question No. 6
What is ‘angular speed’?
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Question No. 7
What is the direction of the acceleration vector in a body moving with constant speed in a circle?
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Question No. 8
A bicycle wheel rotates at 40 rpm (revolutions per minute). Calculate its angular speed, in degrees per second.
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Question No. 9
A pendulum of length 1.00 m swings on the top of Chappal Waddi Mountain (altitude 2 419 m). A Nigerian physics student measures the period (T) of the pendulum, using an accurate chronometer. If the value of g at this point is 9.78 N, what value is the student likely to get for T? Show your working clearly
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