Question

lf a body makes 100 vibrations in45,then its frequency is​

Answer 1

frequency = no. of oscillations / time taken

frequency = 100/45 = 20/9

Therefore frequency is 20/9 Hz

Hope it helps ;-)

Answer 2

HEY MATE HERE IS YOUR ANSWER

No.of vibrations =100
seconds=45
frequency=No.of vibrations/seconds
=100/45
=2.2222222222Hz(20/9Hz)

HOPE IT HELPS YOU MARK AS BRAINLIEST