An object vibrates 20 times in 40 sec. Find time period and frequency. How many times the object should vibrate per sec to be audible?
Answers
Answered by
6
Answer:
Explanation:
A pendulum oscillates 40 times is 4 seconds. ... at an average rate of 500 vibrations per seconds
Answered by
6
Answer:
0.5 times per second
Explanation:
An object vibrates 20 times in 40 sec(given)
therefore,. 20/40×1=0.5(ans)
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