Centripetal Force
Authored by Supriyo Paul
Physics
9th Grade
NGSS covered
Used 2+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A 0.50-kilogram object moves in a horizontal circular path with a radius of 0.25 meter at a constant speed of 4.0 meters per second. What is the magnitude of the object’s acceleration?
8.0 m/s2
16 m/s2
32 m/s2
64 m/s2
Tags
NGSS.HS-PS2-1
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A 1750-kilogram car travels at a constant speed of 15.0 meters per second around a horizontal, circular track with a radius of 45.0 meters. The magnitude of the centripetal force acting on the car is
5.00 N
583 N
8750 N
3.94 × 105 N
Tags
NGSS.HS-PS2-1
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The diagram shows the top view of a 65-kilogram student at point A on an amusement park ride. The ride spins the student in a horizontal circle of radius 2.5 m meters, at a constant speed of 8.6 meters per second. The floor is lowered and the student remains against the wall without falling to the floor. What is the Fc on the student?
Tags
NGSS.HS-PS2-1
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The graph above represents the relationship between speed and time for a car moving in a straight line.
The magnitude of the car's acceleration is
1.0 m/s2
0.10 m/s2
10 m/s2
0.0 m/s2
Tags
NGSS.HS-PS2-1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If a block is in equilibrium, the magnitude of the block's acceleration is
zero
increasing
decreasing
constant, but not zero
Tags
NGSS.HS-PS2-1
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The diagram below shows a above on a horizontal frictionless surface. A 100.- newton force acts on the block at an angle of 30.° above the horizontal.
What is the magnitude of force F if it establishes equilibrium?
50.0 N
86.6 N
100 N
187 N
Tags
NGSS.HS-PS2-1
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The diagram below shows a child pulling a 50.-kilogram friend on a sled by applying a 300.-newton force on the sled rope at an angle of 40.° with the horizontal. What is the force of friction between the sled and the snow?
510 N
230 N
190 N
32 N
Tags
NGSS.HS-PS2-1
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