

Forces and Motion on Inclines
Interactive Video
•
Physics, Mathematics, Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main objective of the problem discussed in the video?
To calculate the frictional force on the inclined plane
To measure the angle of inclination
To find the acceleration of the blocks
To determine the contact force between the blocks
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which force acts downward on block A?
Frictional force
Normal force
Gravitational force
Contact force
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the normal reaction N1 on block A?
It acts parallel to the incline
It acts perpendicular to the incline
It acts opposite to the gravitational force
It acts in the direction of motion
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which force opposes the sliding motion of block B?
Frictional force
Normal force
Contact force
Gravitational force
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the expression for the normal reaction N3 on block B?
em 1 gee cos alpha
mu 2 N3
em 2 gee cos alpha
em 2 gee sin alpha
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the common acceleration of the blocks when they slide together?
em 1 plus em 2
mu 1 em 1 plus mu 2 em 2
gee cos alpha
gee sin alpha
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the total friction acting on the blocks expressed?
mu 1 em 1 plus mu 2 em 2
em 1 plus em 2
mu 1 em 1 gee cos alpha plus mu 2 em 2 gee cos alpha
gee sin alpha
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