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Forces and Rotation

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Questions and Answers

What is responsible for causing an object to rotate?

Velocity

Energy

Force (correct)

Acceleration

What is the turning effect of a force called?

Moment (correct)

Friction

Torque

Inertia

How can the size of a moment be increased?

Increasing the perpendicular distance from the pivot

Decreasing the force applied

Decreasing the perpendicular distance from the pivot

Increasing the force applied (correct)

What is the formula to calculate the moment of a force?

$M = F/d$ Signup and view all the answers

What happens to the amount of rotation produced if the size of a moment is increased?

More rotation is produced Signup and view all the answers

What happens to an object if the total clockwise moment is not equal to the total anticlockwise moment?

The object will rotate. Signup and view all the answers

In the context of the seesaw scenario, what type of moment is created by Sam's position?

Anticlockwise moment Signup and view all the answers

What happens when a force acts on a spring to compress or stretch it according to the text?

Work is done on the spring. Signup and view all the answers

What type of energy is transferred into elastic potential energy in a spring?

Potential energy Signup and view all the answers

When an object is elastically deformed, what happens to its energy according to the text?

Energy is transferred into EPE. Signup and view all the answers