1 hertz is equal to how many vibrations per second

Asked by admin @ in Science viewed by 323 People

1 hertz is equal to

(a) 1 vibration per minute
(b) 10 vibrations per minute
(c) 60 vibrations per minute
(d) 600 vibrations per minute
NCERT Class VIII
Science - Exemplar Problems
Chapter 13. Sound

Answered by admin @


Thank you for asking the question!
The correct answer is C , 60 vibration per minute. Hertz is the unit for frequency. Frequency is the number of cycles undergone during one unit of a time by a body in periodic motion. Where as, periodic motion refers to the motion covered by a body after completing a cycle and returning back to its original position. Hertz, the unit for frequency is equal to one cycle per second. 
Hope it helps.


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