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Simple Harmonic Motion Major Test

Total questions: 73

Worksheet time: 1hrs 3mins

Name
Class
Date
1.

When is the pendulum at maximum velocity

a)

At its lowest point

b)

At its highest point

c)

It moves at a constant velocity

d)

It is at rest

2.

When does the mass move at maximum velocity in a mass-spring system?

a)

At equilibrium

b)

At the farthest point from the equilibrium

c)

At its hightest point

d)

At its lowest point

3.

What are the two requirements for a simple harmonic oscillator?

a)

The object vibrates about the equilibrium point and the restoring force is proportional to the displacement

b)

The object moves left to right and the restoring force is proportional to the displacement

c)

The object vibrates about the equilibrium and the restoring force is greater than the displacement

d)

The object moves left to right and the restoring force is greater than the displacement

4.

When is the pendulum at 0 velocity

a)

At its lowest point

b)

At its highest point

c)

It moves at a constant velocity

d)

It is at rest

5.

When does the mass move at 0 velocity in a mass-spring system?

a)

At equilibrium

b)

At the farthest point from the equilibrium

c)

At its hightest point

d)

At its lowest point

6.
What is the equation for frequency?
a)
f = t/n
b)
f = 1/T
c)
f = 2 T
7.

Based on your findings, which equation could best describe the pendulum’s period?

a)

A

b)

B

c)

C

d)

D

8.

The maximum velocity occurs where the ____.


a)

potential energy is a maximum


b)

kinetic energy is a minimum


c)

displacement from equilibrium is equal to

the amplitude of 0.4 𝑚

d)

displacement from equilibrium is equal to

zero

9.

Position at which the body would come to rest if it were to lose all of its energy refers to

a)

equilibrium position

b)

maximum displacement / amplitude

c)

periodic position

d)

good position

10.

From the graph ,the spring constant is.

a)

4.5 m

b)

15 N

c)

20 N/m

d)

200 N/m

11.
What is the frequency of a pendulum that has a period of 10 s?
a)
10 Hz
b)
1/1000 Hz
c)
.1 Hz
12.
The period of a pendulum may be decreased by
a)
Increasing the mass of the bob
b)
moving the equilibrium point
c)
decreasing the mass of the bob
d)
shortening the length of pendulum
13.

What is the period of a pendulum that is 0.5 m long?

a)

1.42 s

b)

3.14 s

c)

2 s

d)

9.8 s

14.

When we're talking about a pendulum, what does T stand for?

a)

pi

b)

period

c)

length

d)

gravity

15.

What is the unit for the period of a pendulum?

a)

second

b)

meter

c)

m/s/s

d)

Newton

16.

As a pendulum gets longer, what happens to the period?

a)

doesn't change

b)

decreases

c)

increases

17.

Which of these does not affect the period of a pendulum?

a)

length

b)

gravity

c)

mass

18.

A pendulum has a length of 4 meters. Determine the period for one complete back and forth cycle. (Useful formulas are on the board)

a)

16 s

b)

4 s

c)

8 s

d)

6 s

19.

Your Mom wishes to make a simple pendulum that serves as a timing device. She plans to make it such that its period is 1.00 second. What length must the pendulum have? (Useful formulas are on the board)

a)

1 m

b)

.5 m

c)

.25 m

d)

More than 1 meter

20.
True/False: The time for a complete back-and-forth swing of a pendulum is its frequency.
a)
True
b)
False
21.

The number of cycles that are completed per second is called the _ and is measured in _.

a)

frequency, cycles/second

b)

wavelength, meters

c)

amplitude, meters

d)

period, seconds

22.

The period of an ocean wave is 10 s. What is its frequency?

a)

10 cycle/second

b)

1 cycle/second

c)

0.5 cycle/second

d)

0.1 cycle/second

23.

Which of the following affects the period of a pendulum?

a)

What planet you're on

b)

What material is used to make the pendulum

c)

Which direction the pendulum starts swinging

d)

The frequency of the mass weight force grams

24.

Which of the following affects the period of a pendulum?

a)

mass

b)

length of the string

c)

tension of the string

d)

shape of the mass on the string

25.

Where does a pendulum have maximum kinetic energy?

a)

at the bottom of its arc

b)

at the end of its swing

c)

as it rises up

d)

as it falls

26.
Which represents the acceleration of the ball?
a)
A
b)
B
c)
C
d)
D
27.
Which of the following depict the speed of the blowing ball?
a)
A
b)
B
c)
C
d)
D
28.
Which of the following is the unit for centripetal force?
a)
J
b)
m/s2
c)
kg⋅m/s
d)
N
29.

A 10kg car travels at a constant speed of 20.0 m/s around a horizontal circular track. Which diagram correctly represent the direction of the car's velocity (v) and the direction of the centripetal force (Fc) acting on the car at a particular moment?

a)
b)
c)
d)
30.
The time taken for one complete circuit is called the... 
a)
Period
b)
Frequency 
c)
Angular velocity
31.

A ball on a string is spun around in a circle. Which of the following quantities is not constant?

a)

mass

b)

force

c)

velocity

d)

acceleration

32.

The diagram shows an object traveling at a constant speed in a circular path. Which labeled arrow represents the centripetal force acting on the object?

a)

W

b)

Z

c)

X

d)

Y

33.
As mass increases, what happens to gravitational force?
a)
increases
b)
decreases
c)
stays the same
d)
i don't know
34.
Decreasing the radius when making a turn allows you to____?
a)
Increase your friction
b)
Keep a high speed
c)
Change your inertia
d)
Decrease gravitational pull
35.
Assuming Andromeda rotates at a uniform rate, which stars are moving the fastest?
a)
Stars closest to center
b)
Stars furthest from the center
c)
Stars with the hottest temperature
d)
Stars with the coldest temperature
36.
As the moon orbits the earth, what keeps the moon moving in a circular motion?
a)
Gravity
b)
Inertia
c)
Centripetal Force
d)
Friction
37.

At the instant shown in the diagram, the car's centripetal acceleration is directed-

a)

toward E

b)

toward N

c)

toward W

d)

clockwise

38.

At the position shown in the diagram, which arrow indicates the direction the instantaneous (tangential) velocity of the cart?

a)

A

b)

B

c)

C

d)

D

39.
What happens to an object's speed as the radius decreases?
a)
It increases.
b)
It decreases.
c)
It remains unchanged.
40.

Where is the net force when the rollercoaster is at the top of the loop?

a)

Towards the sky

b)

Towards the Right

c)

Towards the left

d)

Towards the center of the circle

41.

In uniform circular motion, the magnitude of the _______________________of an object is constant but the __________ is continually changing.

a)

speed, acceleration

b)

speed, direction

c)

acceleration, speed

d)

acceleration, velocity

42.
The velocity is always _____ to the line of a circle. 
a)
outwards
b)
towards the center
c)
tangent
d)
faster
43.
Which statement is true about an object that is traveling in uniform circular motion?
a)
The speed of the object varies.
b)
The net force on the object is directed toward the center of the circular path.
c)
The direction of the object's velocity is constant.
d)
The net force on the object is directed away from the center of the circular path.
44.
Centripetal acceleration always points
a)
in the direction of the object's motion
b)
in the opposite direction of the object's motion
c)
towards the center of the circle
d)
towards the outside of the circle
45.
Which of the following is the unit for centripetal force?
a)
J
b)
m/s2
c)
kg⋅m/s
d)
N
46.
The time taken for one complete circuit is called the... 
a)
Period
b)
Frequency 
c)
Angular velocity
47.

If an object is spinning around on a string and the string was suddenly cut, the object would move in a

a)

curved path

b)

straight line

48.

The _______________________ supplies the centripetal force requirement for the car to move in a horizontal circle. Without it, the car would turn its wheels but would not move in a circle (as is the case on an icy surface).

a)

friction force

b)

centrifugal force

c)

normal force

d)

applied force

49.

moving or tending to move toward a center...

a)

centripetal force

b)

centrifugal force

c)

Tangent

d)

Curvature

50.
What is the net force?
a)
10 N
b)
0 N
c)
25 N
d)
1 N
51.
You swing a bucket of water attached to a string in a circle above your head. What keeps the water in the bucket?
a)
Friction
b)
Centripetal Force
c)
Gravity
d)
Inertia
52.

What's the centripetal acceleration of an object traveling 2.3 m/s around a circle of diameter 0.6 m?

a)

5 m/s2

b)

17.63 m/s2

c)

10 m/s2

d)

8.81 m/s2

53.

The net force acting on the satellite is directed toward which of the following points?

a)

A

b)

B

c)

C

d)

D

54.
A wrench is used to tighten a nut. A 15N perpendicular force is applied 50cm away from the axis of rotation, and moves a distance of 10 cm as it turns. What is the torque applied to the wrench?
a)
7.5 Nm
b)
1.5 Nm
c)
750 Nm
d)
150 Nm
55.
The easiest way to open a heavy door  is by applying the force
a)
Near the hinges
b)
In the middle of the door
c)
At the edge of the door far from the hinges
d)
At the top of the door
56.
What is the Unit for Torque
a)
Nm
b)
N
c)
W
d)
J
57.
Torque is the product of a force exerted on an object times the lever arm.
a)
True 
b)
False
58.
Does a bridge anchored resting on two pillars have any torque?
a)
No, it isn't moving
b)
Yes, but it is at equilibrium
c)
Yes, but it will soon break because of the torque
d)
No, Bridges can't have torque
59.
When an object is experiencing a net torque
a)
it is in dynamic equilibrium.
b)
it is in static equilibrium.
c)
it is rotating.
d)
it is translating.
60.
If the torque required to loosen a nut on the wheel of a car has a magnitude of 60.0 N• m, what minimum perpendicular force must be exerted by a mechanic at the end of a 45.0 cm wrench to loosen the nut?
a)
.666 Nm
b)
 133.3 N
c)
66.7 N
d)
13.3 Nm
61.
Find the magnitude of the torque produced by a 5.0 N force applied to a door at a perpendicular distance of 65 cm from the hinge.
a)
75 Nm
b)
3.25 Nm
c)
6.3 Nm
d)
8.75 Nm
62.
A centripetal force causes an acceleration.
a)
True
b)
False
63.
What is the weight of the package?
a)
5 N
b)
10 N
c)
15 N
d)
20 N
64.
What is the weight of the package?
a)
5 N
b)
10 N
c)
15 N
d)
20 N
65.
What is the weight of the package?
a)
5 N
b)
10 N
c)
15 N
d)
20 N
66.
Which kind of movement is depicted in the picture?
a)
Rotary
b)
Linear
c)
Oscillating
d)
Reciprocating
67.
Which represents the acceleration of the ball?
a)
A
b)
B
c)
C
d)
D
68.
Which of the following depict the speed of the blowing ball?
a)
A
b)
B
c)
C
d)
D
69.
Which of the following units is used for tangential velocity?
a)
m/s2
b)
N
c)
J
d)
m/s
70.
Which of the following is the unit for centripetal force?
a)
J
b)
m/s2
c)
kg⋅m/s
d)
N
71.
Which of the following increase the centripetal force?
a)
Increasing the radius
b)
Increasing the velocity
c)
Decreasing the mass
d)
Decreasing the acceleration
72.
As the moon orbits the earth, what keeps the moon moving in a circular motion?
a)
Gravity
b)
Inertia
c)
Centripetal Force
d)
Friction
73.
Where is the net force when the rollercoaster is at the top of the loop?
a)
Towards the sky
b)
Towards the Right
c)
Towards the left
d)
Towards the ground

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