Applied Mechanics - Engineering

Q1:

A Seconds pendulum executes

A 0.5 beat per second

B 1.0 beat per second

C 2.0 beats per second

D 2.5 beats per second

E 3 beats per second.

ANS:C - 2.0 beats per second

A seconds pendulum is a pendulum whose period is precisely two seconds; one second for a swing in one direction and one second for the return swing, a frequency of 0.5 Hz.