Recent Lessons

Show all results for ""

12 Questions

2 Views

Force and Turning Forces Concepts Quiz

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the term used to describe the turning effect of a force?

Momentum
Acceleration
Gravity
Torque (correct)

Which unit is commonly used to measure torque?

Newton
Watt
Joule
Newton-meter (correct)

What is the condition for a body to be in equilibrium?

It must be accelerating
The net torque acting on it must be zero (correct)
There must be a net external force acting on it
There must be friction acting on it

What is the difference between centrifugal and centripetal force?

Centrifugal force is a real force while centripetal force is fictitious (B) Signup and view all the answers

How is force quantitatively defined when applied to a body?

$F = ma$ (A) Signup and view all the answers

Which term describes the rate of change in linear momentum of a body?

$\frac{dp}{dt}$ (B) Signup and view all the answers

What is the difference between linear and rotational motion?

Linear motion involves movement in a straight path, while rotational motion involves movement in a circular path. (B) Signup and view all the answers

What is the turning effect of a force called?

Torque (A) Signup and view all the answers

In which scenario does a body experience rotational motion?

When a force is applied to a body pivoted at a point. (A) Signup and view all the answers

What determines the turning effect of a force on a body?

The magnitude of the applied force and the perpendicular distance of its line of action (B) Signup and view all the answers

How does torque relate to the direction of rotation?

Torque can cause either clockwise or counterclockwise rotation. (C) Signup and view all the answers

What are the two factors affecting the turning effect of a force on a body?

Magnitude of the force applied and perpendicular distance of its line of action (B) Signup and view all the answers