Amplitude
Frequency
Velocity
Displacement
Displacement squared
The amplitude is small
The potential energy is equal to the kinetic energy
The motion is along the arc of a circle
The acceleration varies sinusoidally with time
The derivative, dU/dx, of the potential energy is negative
Constant
Proportional to the displacement
Inversely proportional to the displacement
Greatest when the velocity is greatest
Never greater than g
0.5T
0.7T
T
1.4T
1.5T
It is at x = 0 and is traveling toward x = +xm
It is at x = 0 and is traveling toward x = −xm
It is at x = +xm and is at rest
It is between x = 0 and x = +xm and is traveling toward x = −xm
It is between x = 0 and x = −xm and is traveling toward x = −xm
2 Hz
10 s
0.5 Hz
2 s
0.50 s
The displacement is zero
The displacement is maximum
The speed is maximum
The force is zero
The speed is between zero and its maximum
Masses
Periods
Amplitudes
Spring constants
Kinetic energies
The center of mass of an object must lie within the object
All the mass of an object is actually concentrated at its center of mass
The center of mass of an object cannot move if there is zero net force on the object
The center of mass of a cylinder must lie on its axis
None of the above
Is 0.088 rad/s
Is 33 rad/s
Is 200 rad/s
Is 1140 rad/s
Cannot be computed unless the value of M is given
On the rim
A distance R/2 from the center
A distance R/3 from the center
A distance 2R/3 from the center
At the center
1.3 m/s in the same direction as A
1.3 m/s in the same direction as B
2.7 m/s in the same direction as A
1.0 m/s in the same direction as B
5.0 m/s in the same direction as A
2.9 m
4.0 m
5.0 m
7.1 m
10.4 m
11 m/s, down
11 m/s, up
15 m/s, down
15 m/s, up
20 m/s, down
0.0020 m
0.10 m
0.20 m
25 m
250 m
0.06 m/s
0.17 m/s
0.24 m/s
4.9 m/s
6.9 m/s
0.25g
0.50g
0.75g
G
G/0.75
1.0 m
3.3 m
10 m
12 m
17 m
The spring is compressed at the time of the observation
The spring is not compressed at the time of observation
The motion was started with the masses at rest
The motion was started with at least one of the masses moving
The motion was started by compressing the spring
Particles of the system must be exerting forces on each other
The system must be under the inﬂuence of gravity
The center of mass must have constant velocity
A net external force must be acting on the system
None of the above
The force of your foot on the accelerator
The force of friction of the road on the tires
The force of the engine on the drive shaft
The normal force of the road on the tires
None of the above
The amplitude is half as great and the maximum acceleration is twice as great
The amplitude is twice as great and the maximum acceleration is half as great
Both the amplitude and the maximum acceleration are twice as great
Both the amplitude and the maximum acceleration are four times as great
The amplitude is four times as great and the maximum acceleration is twice as great
2:3
3:2
2:1
3:1
6:1
Equals the negative integral (with respect to distance) of the potential energy function
Is the ability to do work
Is the rate of change of doing work
Equals the time rate of change of momentum
Has dimensions of momentum multiplied by time
Constant and in the forward direction
Constant and in the backward direction
Variable and in the forward direction
Variable and in the backward direction
Zero
Constant
A sinusoidal function of time
The square of a sinusoidal function of time
The reciprocal of a sinusoidal function of time
None of the above
1, 2, 3
3, 2, 1
2, 3, 1
2, 1, 3
All the same
A gravitational force acting on the rocket
The force of the exiting fuel gases on the rocket
Any force that is external to the rocket-fuel system
A force that arises from the reduction in mass of the rocket-fuel system
None of the above
Force
Power
Energy
Momentum
Work
There is no change in kinetic energy of the system
The coeﬃcient of restitution is one
The coeﬃcient of restitution is zero
The net external impulse is zero
The collisions are all elastic
Acquires a speed of 1 m/s
Moves 10 cm
Acquires a momentum of 1.0 kg · m/s
Acquires a kinetic energy of 0.1 J
None of the above
Causes a much smaller change in momentum
Exerts a much smaller impulse
Causes a much smaller change in kinetic energy
Exerts a much smaller force
Does much more work
The two objects cannot stick together
The collision must be elastic
The ﬁrst object must stop
Momentum is not necessarily conserved
None of the above
The displacement is a sinusoidal function of time.
The velocity is a sinusoidal function of time.
The frequency is a decreasing function of time
The mechanical energy is constant.
None of the above is true.
K = 100 N/m, m = 50 g, b = 8 g/s
K = 150 N/m, m = 50 g, b = 5 g/s
K = 150 N/m, m = 10 g, b = 8 g/s
K = 200 N/m, m = 8 g, b = 6 g/s
K = 100 N/m, m = 2 g, b = 4 g/s
1.33 m/s
0.40 m/s
12.0 m/s
40.0 m/s
160 m/s
The total kinetic energy before the collision
The diﬀerence in the kinetic energies of the objects before the collision
1 2 Mv 2 com, where M is the total mass and vcom is the velocity of the center of mass
The kinetic energy of the more massive body before the collision
The kinetic energy of the less massive body before the collision
0
+5.0 m/s
−5.0 m/s
+10 m/s
−10 m/s
1.8 m/s
5.0 m/s
6.8 m/s
7.1 m/s
11.8 m/s
20 J
8 J
310 J
125 J
50 J
The damping force
The initial amplitude
The initial velocity
The force of gravity
None of the above