please tell the answer it is very important to me because tomorrow is my exam give the answer by explanation
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Answer:
No- 4 is the answer. gsgsuvdhdjvdkdbdosb DC dibdod did db
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Answer:80
Explanation:
oscillation rate of pendulum A
16/4= 4 oscillations per sec.
oscillation rate of pendulum B
40/8= 5 oscillations per sec.
time taken by B in 100 oscillations
100/5= 20 sec.
number of oscillation done by A in 20 sec
20×4= 80 oscillations
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