Test: Momentum Questions! Physics Trivia Quiz
13 Questions
| Total Attempts: 213
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Questions and Answers
- 1.Calculate the momentum of a 6160 kg truck moving at 3.00 m/s.
- A.
2054 kg*m/s
- B.
55,440 kg*m/s
- C.
18,480 kg*m/s
- D.
181,289 kg*m/s
- 2.Calculate the momentum of a 1540 kg car moving at 12.0 m/s.
- A.
128 kg*m/s
- B.
18,480 kg*m/s
- C.
221,760 kg*m/s
- D.
181,289 kg*m/s
- 3.A student with a mass of 55 kg rides a bicycle with a mass of 11 kg. A net force of 125 N to the east accelerates the bicycle and student during a time interval of 3.0 s. What is the final velocity of the bicycle and student? Assume the student and bicycle are initially at rest.
- A.
6.82 m/s
- B.
0.62 m/s
- C.
34.09 m/s
- D.
5.68 m/s
- 4.A net force of 10.0 N to the right pushes a 3.0 kg book across a table. If the force acts on the book for 5.0 s, what is the book’s final velocity? Assume the book to be initially at rest.
- A.
16.67 m/s
- B.
6 m/s
- C.
150 m/s
- D.
13.67 m/s
- 5.Calculate the momentum of a ball with a mass of 0.15 kg and a velocity of 5.0 m/s.
- A.
5.15 kg*m/s
- B.
0.03 kg*m/s
- C.
0.75 kg*m/s
- D.
33.3 kg*m/s
- 6.A 60.0 g egg dropped from a window is caught by a student. If the student exerts a net force of -1.5 N over a period of 0.25 s to bring the egg to a stop, what is the egg’s initial speed?
- A.
0.006 m/s
- B.
6.25 m/s
- C.
6.25 x 10^-6 m/s
- D.
0.0625 m/s
- 7.A child riding a sled is pulled down a snowy hill by a force of 75 N. If the child and sled have a combined mass of 55 kg, what is their speed after 7.5 s? Assume the child and sled are initially at rest.
- A.
550 m/s
- B.
30,937.5 m/s
- C.
10.2 m/s
- D.
5.5 m/s
- 8.A 21 kg child on a 5.9 kg bike is riding with a velocity of 4.5 m/s to the northwest What are the total momentum of the child and the bike together?
- A.
121 kg*m/s
- B.
95 kg*m/s
- C.
558 kg*m/s
- D.
27 kg*m/s
- 9.A 21 kg child on a 5.9 kg bike is riding with a velocity of 4.5 m/s to the northwest What is the momentum of the child?
- A.
121 kg*m/s
- B.
95 kg*m/s
- C.
558 kg*m/s
- D.
27 kg*m/s
- 10.A 21 kg child on a 5.9 kg bike is riding with a velocity of 4.5 m/s to the northwest. What is the momentum of the bike?
- A.
121 kg*m/s
- B.
95 kg*m/s
- C.
558 kg*m/s
- D.
27 kg*m/s
- 11.A 2500 kg car traveling to the north is slowed down uniformly from an initial velocity of 20.0 m/s by a 6250 N braking force acting opposite the car’s motion. Use the impulse-momentum theorem to answer the following questions What is the car’s velocity after 2.5 s?
- A.
26.25 m/s
- B.
13.75 m/s
- C.
0.31 m/s
- D.
185.41 m/s
- 12.A 2500 kg car traveling to the north is slowed down uniformly from an initial velocity of 20.0 m/s by a 6250 N braking force acting opposite the car’s motion. Use the impulse-momentum theorem to answer the following questions How far does the car move during 2.5 s?
- A.
42 m
- B.
58 m
- C.
35 m
- D.
65 m
- 13.A 2500 kg car traveling to the north is slowed down uniformly from an initial velocity of 20.0 m/s by a 6250 N braking force acting opposite the car’s motion. Use the impulse-momentum theorem to answer the following questions How long does it take the car to come to a complete stop?
- A.
3 sec
- B.
7 sec
- C.
4 sec
- D.
8 sec
Questions: 16 | Attempts: 7209 | Last updated: Feb 1, 2018
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