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Forces and Motion Calculations

Forces and Motion Calculations

Assessment

Interactive Video

Physics, Mathematics, Science

9th - 12th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial explains how to solve an inclined plane problem involving tension and pulleys. It begins with setting up the problem, including drawing the inclined plane and identifying the masses involved. The tutorial then calculates the forces acting on the system, determines the direction of friction, and uses the sum of forces to find the acceleration. Finally, it calculates the tension in the rope, providing a comprehensive understanding of the problem-solving process.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mass of the object on the inclined plane?

18 kg

12 kg

15 kg

9 kg

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the coefficient of friction given in the problem?

0.45

0.25

0.35

0.15

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In which direction does the frictional force act?

Down the incline

Up the incline

To the left

To the right

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the gravitational force acting on the 15 kg mass?

150 N

190 N

130 N

170 N

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the calculated acceleration of the system?

3.08 m/s²

6.08 m/s²

4.08 m/s²

5.08 m/s²

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the sum of the masses used in the acceleration calculation?

9 kg

15 kg

30 kg

24 kg

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the tension in the rope?

98.6 N

88.6 N

78.6 N

108.6 N

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