Question

Solve this :
The frequency of a source is of sound wave is 100 Hz. How many times does it vibrate in a minute?
A. 200 times B. 1/100 times
C. 6000 times C. 1200 times

Answer 1

Its option c)6000 times.

Freq x time in sec= 100 x 60 =6000

Answer 2

60*100 (since 1minute=60sec)
C.6000times