A Pendulum Clock on the Surface of the Earth Has

Multiple Choice

A pendulum clock on the surface of the earth has a period of 1.00 s. On a distant planet, the length of the pendulum must be shortened slightly to have a period of 1.00 s. What is true about the acceleration of gravity on the distant planet?

A) The gravitational acceleration of the planet is 0.
B) The gravitational acceleration of the planet is slightly greater than g.
C) The gravitational acceleration of the planet is slightly less than g.
D) There is no gravitational acceleration on the planet.
E) The gravitational acceleration of the planet is equal to g.