1. A pendulum clock depends on the period of a pendulum to keep correct time. Su

Question

1. A pendulum clock depends on the period of a pendulum to keep correct time. Suppose a pendulum clock is keeping correct time and then Dennis the Menace slides the bob of the pendulum downward on the oscillating rod. Does the clock run _____?

Select one:

a. fast

b. slow

c. correctly

2. The period of a simple pendulum is measured to be T on the Earth. If the same pendulum were set in motion on the Moon, would its period be

Select one:

a. greater than T

b. less than T

c. equal to T

3. The potential energy of a SHO

Select one:

a. varies with time as cos2?t.

b. is constant.

c. varies with time as cos?t.

4. A vertical rod of length l, pivoting about one end, has the same oscillation period as a simple pendulum of length

Select one:

a. 2l/3

b. l/2

c. l

5. The period of a simple pendulum depends on the local value of g and

select one:

a. just its mass

b. just its length

c. its mass and length

Explanation / Answer

1.b. slow

2.a. greater than T

3.c. varies with time as cos?t.

4.a. 2l/3

5.c. its mass and length

5.

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