Motion and Time

The time period of a simple pendulum is the time taken by it to travel from

• A to B and back to A

• O to A, A to B and B to A

• B to A, A to B and B to O

• A to B

Nearly all the clocks make use of

• straight line motion

• periodic motion

• random motion

• circular motion

The basic unit of time is second.

• True

• False

The distance between two stations is 240 km. A train takes 4 hours to cover this distance. Calculate the speed of the train.

• 60 km/h

• 24 km/h

• 60 m/h

• 80 km/h

Find the time period of a simple pendulum that makes 10 oscillations in 16 seconds.

• 2.4 s

• 1.6 s

• 0.16 s

• 16 s