Question

A simple pendulum makes 220 oscillations in 40 seconds. What is the time period and frequency of its oscillation? NCERT Class VIII Science - Exemplar Problems Chapter 13. Sound

Answer 1

Answer:

Frequency 5.5/s

Time Period:2/11 seconds

Explanation:

Answer 2

$time \: period = total \: no. \: of \: oscillations \div total \: time \\ = 220 \div 40 = 5.5$