Physics

Question 1

1The period of a mass on a spring is

Medium

A. 2π√(k/m) B. m/k C. 2π√(l/g) D. 2π√(m/k)

Question 2

2A pendulum makes 20 oscillations in 60 s. Find its frequency.

Easy

A. 1,200 Hz B. 0.17 Hz C. 0.33 Hz D. 3 Hz

Question 3

3Total energy in undamped SHM stays constant.

Medium

A. True B. False

Question 4

4An oscillation with a period of 0.25 s has a frequency of ___ Hz.

Easy

Your answer (fill in the blank)

Question 5

5In SHM, the acceleration is always directed towards the equilibrium position.

Easy

A. True B. False

Question 6

6Simple harmonic motion is motion in which the acceleration is

Medium

A. zero B. constant C. proportional to velocity D. proportional to the displacement and directed towards the equilibrium position

Question 7

7A pendulum makes 50 oscillations in 20 s. Find its frequency.

Easy

A. 1,000 Hz B. 0.4 Hz C. 1.25 Hz D. 2.5 Hz

Question 8

8A pendulum makes 40 oscillations in 60 s. Find its frequency.

Easy

A. 2,400 Hz B. 0.67 Hz C. 0.33 Hz D. 1.5 Hz

Question 9

9Find the period of a simple pendulum of length 0.4 m, to 2 decimal places. (g = 10 m/s²)

Medium

A. 0.25 s B. 0.63 s C. 31.42 s D. 1.26 s

Question 10

10The amplitude of an oscillation is

Easy

A. the time for one oscillation B. the number of oscillations per second C. the maximum displacement from equilibrium D. the total path length