Practice energy changes quiz, A level physics quiz 115 for online learning. Free physics MCQs questions and answers to practice energy changes MCQs with answers. Practice MCQs to test knowledge on energy changes, families of particles, principle of superposition of waves, rigid body rotation, electrical current worksheets.

Free energy changes worksheet has multiple choice quiz question as on heating a solid, as separation of atoms increases potential energy , answer key with choices as decreases, remains constant, increases and becomes zero problem solving to test study skills. For online learning, viva help and jobs' interview preparation tips, study thermal physics multiple choice questions based quiz question and answers.

Energy Changes Quiz

MCQ. On heating a solid, as the separation of atoms increases the potential energy

1. decreases
2. remains constant
3. increases
4. becomes zero

C

Families of Particles Quiz

MCQ. Particle which explains about mass of matter is called

1. Higgs boson
2. protons
3. leptons
4. neutrons

A

Principle of Superposition of Waves Quiz

MCQ. Principle of superposition can be applied to

1. EM waves
2. sound waves
4. all of above

D

Rigid Body Rotation Quiz

MCQ. In linear motion, the energy is given by 1⁄2mv². Similarly, in rotational motion, the rotational energy is given by

1. 1/2 × I × ω; where I: moment of inertia of the body, ω: angular velocity
2. 1/2 × I² × ω; where I: moment of inertia of the body, ω: angular velocity
3. 1/2 × I × ω²; where I: moment of inertia of the body, ω: angular velocity
4. 1/2 × I² × ω²; where I: moment of inertia of the body, ω: angular velocity

C

Electrical Current Quiz

MCQ. If direction of current is from positive to negative, then it is called

1. electronic current
2. conventional current only
3. positronic current
4. protonic current

B