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Force: Definition and Types

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Questions and Answers

What is force?

A vector quantity with magnitude and direction (correct)
A scalar quantity with magnitude and direction
A vector quantity with magnitude only
A scalar quantity with magnitude only

What is the SI unit of force?

Newton (N) (correct)
Joule (J)
Watt (W)
Kilogram (kg)

What is the turning effect of force known as?

Friction
Momentum
Acceleration
Torque (correct)

Which factor affects the torque produced by a force?

Distance from the axis of rotation (A) Signup and view all the answers

What is the formula for calculating torque?

$F \times r \times \sin(\theta)$ (C) Signup and view all the answers

Which one of the following is an example of force in daily life?

Opening and closing a door (A) Signup and view all the answers

What is the SI unit of moment of force?

Newton-meter (C) Signup and view all the answers

How is pressure calculated?

P = F/A (B) Signup and view all the answers

Which factor affects pressure by increasing it when greater force is applied?

Force Magnitude (A) Signup and view all the answers

What is the SI unit of pressure?

Pascal (C) Signup and view all the answers

Which type of force opposes motion between surfaces in contact?

Frictional Force (B) Signup and view all the answers

What is the effect of standing on tiptoes on pressure?

Increases pressure (A) Signup and view all the answers

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