Exam 7 Preap Numbers 1-5

1. As the swinging bob of a pendulum moves farther from its equilibrium position, the pendulum's _______________ increases.

Frequency

Mass

Restoring force

Length

2. In an oscillating mass-spring system, the velocity of the mass is greatest when the mass is

At the point of maximum displacement.

Halfway between the equilibrium point and maximum displacement.

At the point where acceleration is greatest.

At the equilibrium point.

3. According to Hooke's law, the force exerted by a spring on an object is proportional to

The mass of the object.

The displacement of the spring.

The length of the spring.

The volume of the object.

4. In any system in simple harmonic motion, the restoring force acting on the mass in the system is proportional to

Displacement.

The length of a pendulum.

The mass.

Frequency.

5. The spring constant in a given oscillating mass-spring may be changed by

Increasing the mass.

Decreasing the mass.

Decreasing the initial displacement.

D. none of the above d. none of the above none of these answers