Simple Pendulum — Practice Quiz

Question 1

A simple pendulum of length 1 m. Period (g = 9.8 m/s²):

Accepted Answer

2.0 s

Answer

1.0 s

Answer

0.5 s

Answer

2π s

Question 2

If pendulum length is doubled, period changes by factor:

Accepted Answer

√2

Answer

2

Answer

1/√2

Answer

Same

Question 3

Period of a simple pendulum depends on:

Accepted Answer

Length and g

Answer

Mass and length

Answer

Mass and amplitude

Answer

Only mass

Question 4

Pendulum that beats seconds (T = 2 s) on Earth — its length:

Accepted Answer

~1 m

Answer

~0.5 m

Answer

~2 m

Answer

~0.1 m

Question 5

Same pendulum on the Moon (g = 1.6 m/s²) has period:

Accepted Answer

~5 s (longer)

Answer

~1 s (shorter)

Answer

Same

Answer

Zero