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Class XI Physics Quiz: System of Particles and Rotational Motion

Class XI
Physics
System of Particles and Rotational Motion
15 questions
EASY

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1. What is the center of mass of a system of particles?

The average position of all particles · The point where mass is concentrated · The geometric center of the system · The point of rotation

2. Which of the following is a scalar quantity?

Force · Velocity · Mass · Acceleration

3. In a rigid body, the distance between two points remains:

Constant · Variable · Depends on temperature · Depends on pressure

4. What is the moment of inertia of a point mass?

mr^2 · m/r^2 · m/r · m^2r

5. The angular momentum of a particle is defined as:

r × p · p × r · m × v · r × m