Answers

  • Brainly User
2015-06-12T17:20:13+05:30
If an object is vibrating at 50 hertz
=> 50 = 1/T

T = 1/50

T = 0.02s



.Its time period will be 0.02 sec

that is (a) 0.02 s 


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0
2015-06-12T17:23:56+05:30
Frequency = 50 Hz

Frequency = 1/ time period of the wave

=> 50 = 1/T

T = 1/50

T = 0.02s

Therefore, the answer is: (a) 0.02s.
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