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Physics Quiz

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12th Grade

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Physics Quiz
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The electric potential inside a hollow conducting sphere is:

Zero

Constant and equal to the potential at the surface

Decreases as we move towards the center

Increases as we move towards the center

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kirchhoff's junction rule (current law) is based on the principle of:

Conservation of energy

Conservation of charge

Conservation of momentum

Conservation of angular momentum

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The magnetic field at the center of a circular current-carrying loop is:

Zero

Perpendicular to the plane of the loop

Tangential to the plane of the loop

Along the direction of current

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following electromagnetic waves has the shortest wavelength?

Radio waves

Microwaves

Infrared waves

Gamma rays

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The phenomenon of interference is based on:

Wave nature of light

Particle nature of light

Dual nature of light

Polarization of light

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The focal length of a convex lens is:

Positive

Negative

Zero

Depends on the object distance

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The photoelectric effect demonstrates the:

Wave nature of light

Particle nature of light

Dual nature of light

Electromagnetic nature of light

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