state gov Bihar SSC (BSSC) Inter Level Mock Test 2024 - 25 General Science Physics Units and Dimensional Formula
A pendulum makes 20 oscillations in 10 seconds, then the period and frequency of oscillation are respectively
1
2s & 2s hertz
2
2s & ½ hertz
3
½ s & ½ hertz
4
½ s & 2 hertz