Super Refresher Physics 11>Chapter 7 - Motion of System of Particles and Rigid Body>SELF EVALUATION TEST>Q 10

MEDIUM

11th CBSE

IMPORTANT

Earn 100

How will you distinguish between a hard-boiled egg and a raw egg by spinning each on a tabletop?

Important Questions on Motion of System of Particles and Rigid Body

HARD

11th CBSE

IMPORTANT

Super Refresher Physics 11>Chapter 7 - Motion of System of Particles and Rigid Body>SELF EVALUATION TEST>Q 11

Prove that:

(a) $τ = I α$ and (b) $L = I ω$

MEDIUM

11th CBSE

IMPORTANT

Super Refresher Physics 11>Chapter 7 - Motion of System of Particles and Rigid Body>SELF EVALUATION TEST>Q 12

State and explain the principle of conservation of angular momentum. Give at least two examples?

MEDIUM

11th CBSE

IMPORTANT

Super Refresher Physics 11>Chapter 7 - Motion of System of Particles and Rigid Body>SELF EVALUATION TEST>Q 13

What is the centre of mass? Obtain an expression for the centre of mass of a system of particles?

HARD

11th CBSE

IMPORTANT

Super Refresher Physics 11>Chapter 7 - Motion of System of Particles and Rigid Body>SELF EVALUATION TEST>Q 14

A heavy small mass is attached to one end of string whose other end is fixed on a cylinder which can rotate about an axis. Show that the point mass continuously, speeds up as the string uncoils.