Question

a simple pendulum complete 40 oscillation in 1 minute find its frequency

Answer 1

Oscillation = 40
Time = 1min =60 sec

Frequency = oscillation /time
= 40 /60
=0.6

Answer 2

$\huge\star\mathfrak\red{{Hey Mate...!!}}$

(1) Frequency = oscillation/Time

Frequency = 40/60

Frequency = 2/3Hz