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Mathematics, Physics, Science
10th -
Universitygrade
AP Physics Review 1
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10 questions
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- Multiple ChoicePlease save your changes before editing any questions.
A force of 50-N is applied to a 4 kilogram mass. The acceleration of the object is:
200 m/s2
12.5 m/s2
54 m/s2
46 m/s2
- Multiple ChoicePlease save your changes before editing any questions.
By what factor will the kinetic energy of an object increase if the velocity of the object is tripled?
The kinetic energy will stay the same.
3
6
9
- Multiple ChoicePlease save your changes before editing any questions.
An object is thrown vertically upward with an initial speed of 15 m/s. What is the total time in the air?
3 second
1.5 seconds
5 seconds
3.5 seconds
- Multiple ChoicePlease save your changes before editing any questions.
An 8-kg object is raised by a crane to the top of a building 20-meters in height. If it takes 50 seconds for the object to get to the top of the building, then how much power was needed?
1600 watts
3.2 watts
32 watts
200 watts
- Multiple ChoicePlease save your changes before editing any questions.
A kg-m2/s2 is otherwise known as a(n)
Newton
Joule
Watt
Displacement
- Multiple ChoicePlease save your changes before editing any questions.
If the gravitational force between two masses is F, then by what factor would the distance between the two object need to change if the mass of one of the objects is doubled in order for the force to remain the same?
4
2
21/2
61/2
- Multiple ChoicePlease save your changes before editing any questions.
A rocket of mass m begins to ascend vertically at v m/s. The work that gravity does on the rocket is:
Negative
Zero
Positive
Undefined
- Multiple ChoicePlease save your changes before editing any questions.
The area under a force-time curve represents:
Change in potential energy
Change in momentum
Change in force
Change in torque
- Multiple ChoicePlease save your changes before editing any questions.
A circular object of radius R has an angular velocity of k rad/s. The angular velocity at a point R/2 is:
2k rad/s
k/2 rad/s
k2 rad/s
k rad/s
- Multiple ChoicePlease save your changes before editing any questions.
Two forces are acting on an object; a horizontal force of 8.3 Newtons and a vertical force of 5.4 Newtons. The magnitude of the resultant force is about:
13.7 Newtons
2.9 Newtons
9.9 Newtons
6.3 Newtons