Question

Time periods of two pendulums are in the ratio 1.28:0.32.Calculate the ratio of their lengths

Answer 1

Answer:

Time period of simple pendulum is given by

T=2π

g

l

L

1

=6 and L

2

=256

∴

T

2

T

1

=

L

2

L

1

⇒

T

2

T

1

=

2

1