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Question 1

What is the moment of inertia?

Answer 1

The rotational analog of mass for linear motion

Question 2

What must the moment of inertia be specified with respect to?

Answer 2

A chosen axis of rotation

Question 3

How is the moment of inertia for a point mass calculated?

Answer 3

I = mr²

Question 4

What does ‘I’ represent in the equation I = mr²?

Answer 4

Moment of inertia

Question 5

What does ‘m’ represent in the equation I = mr²?

Answer 5

Mass of the point

Question 6

What does ‘r’ represent in the equation I = mr²?

Answer 6

Perpendicular distance to the rotation axis

Question 7

What fundamental relationship does the point mass moment of inertia support?

Answer 7

All other moments of inertia

Question 8

What is the formula for linear force according to Newton’s Second Law?

Answer 8

F = ma

Question 9

What is the formula for angular torque?

Answer 9

τ = Iα

Question 10

What does ‘τ’ represent in the equation τ = Iα?

Answer 10

Angular torque

Question 11

What is the formula for linear momentum?

Answer 11

p = mv

Question 12

What is the formula for angular momentum?

Answer 12

L = Iω

Question 13

What does ‘L’ represent in the equation L = Iω?

Answer 13

Angular momentum

Question 14

What is the formula for linear kinetic energy?

Answer 14

KE = 1/2 mv²

Question 15

What is the formula for angular kinetic energy?

Answer 15

KE = 1/2 Iω²

Question 16

What does ‘ω’ represent in the angular kinetic energy equation?

Answer 16

Angular velocity

Question 17

What is the work-energy principle in terms of angular motion?

Answer 17

T = Δ(1/2 Iω²)

Question 18

Fill in the blank: The linear momentum is represented by the equation p = _______.

Answer 18

mv

Question 19

True or False: The moment of inertia can be used for both linear and rotational motion.

Answer 19

False