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9th Class Physics Chapter 4 Online Preparation
9th Class English Medium Subjects
9th Class Urdu Medium Subjects
Online Short Questions For Chapter 4 "9th Class Physics English Medium Chapter 4 Preparation "
Try The Short Questions For 9th Class Physics English Medium Chapter 4 Preparation
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Total Questions10
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Available Sets3
Physics (New Book) - 9th Class Physics English Medium Chapter 4 Preparation
Question # 1
State unstable equilibrium.
- Ans 1: A body is said to be in a state of unstable equilibrium if after a slight tilt. it tends to move on further away from its original position.
9th Class Physics English Medium Chapter 4 Preparation - Set 1
Question # 1
State unstable equilibrium.
- Ans 1: A body is said to be in a state of unstable equilibrium if after a slight tilt. it tends to move on further away from its original position.
9th Class Physics English Medium Chapter 4 Preparation - Set 2
Question # 1
Define centripetal force.
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Ans 1: We have studies above that an object can move in a cricular path with uniform speed only if a force perpendicular to its velocity is acting constantly on it. This force is always directed towrds the centre of the circle. It is called centripetal force and can be defined as.
"The force that causes an object to move in a circle at constant speed is called the centripetal force."
9th Class Physics English Medium Chapter 4 Preparation - Set 3
Question # 1
Define axis of rotation.
- Ans 1: Axis of rotation: during rotation, all the particle of the rigit body rotate along fixed circles. The striaght line joining the centers of these circles is called the axis of rotation in this case , It is OZ.
9th class Physics Chapter 4 (English Medium)
Here you can prepare 9th Physics Chapter 4 online Short Questions Preparation (Turning Effect of Forces). Click the button for 100% free full Preparation.
