What do you mean by elastic hysteresis?

Important Questions on Mechanical Properties of Solids

EASY

11th Maharashtra Board

IMPORTANT

Physics>Chapter 6 - Mechanical Properties of Solids>Exercises>Q 2

States the name of the hardest material and the softest material.

HARD

11th Maharashtra Board

IMPORTANT

Physics>Chapter 6 - Mechanical Properties of Solids>Exercises>Q 2

Define friction.

EASY

11th Maharashtra Board

IMPORTANT

Physics>Chapter 6 - Mechanical Properties of Solids>Exercises>Q 2

Why force of static friction is known as 'self-adjusting force'? 

EASY

11th Maharashtra Board

IMPORTANT

Physics>Chapter 6 - Mechanical Properties of Solids>Exercises>Q 2

 Name two factors on which the coefficient of friction depends. 

EASY

11th Maharashtra Board

IMPORTANT

Physics>Chapter 6 - Mechanical Properties of Solids>Exercises>Q 3

Distinguish between elasticity and plasticity. 

EASY

11th Maharashtra Board

IMPORTANT

Physics>Chapter 6 - Mechanical Properties of Solids>Exercises>Q 3

State any four methods to reduce friction.

MEDIUM

11th Maharashtra Board

IMPORTANT

Physics>Chapter 6 - Mechanical Properties of Solids>Exercises>Q 3

What is rolling friction? How does it arise?

MEDIUM

11th Maharashtra Board

IMPORTANT

Physics>Chapter 6 - Mechanical Properties of Solids>Exercises>Q 3

Explain how lubricants help in reducing friction?