A student lifts 100 N of books 1 m to his shoulder. He walks forward
1 answer:
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Explanation:
Period is the time taken for one wave to pass through.
Frequency is the number of waves that passes through a point at a unit of time.
Period and frequency are inversely related
Period =
If frequency = 1Hz, period = 1sec
If frequency = 5Hz period = 0.2s
If frequency = 33Hz, period = 0.03s
