High School Physics - Light and Electromagnetic Waves

1

Radio waves and X-rays are both on the electromagnetic spectrum. Which of the following statements is true?

2

Radio waves and X-rays are both on the electromagnetic spectrum. Which of the following statements is true?

3

A beam of light hits a crystal at an angle of $31.5^\circ$ to the normal. The light is refracted in the crystal and changes to an angle of $21.2^\circ$ to the normal. What is the index of refraction of the crystal?

4

A beam of light hits a crystal at an angle of $31.5^\circ$ to the normal. The light is refracted in the crystal and changes to an angle of $21.2^\circ$ to the normal. What is the index of refraction of the crystal?

5

A new crystal is discovered with an index of refraction of . What is the speed of light in this crystal?

$\cmall c=3*10^8 \frac{m}{s}$

6

A new crystal is discovered with an index of refraction of . What is the speed of light in this crystal?

$\cmall c=3*10^8 \frac{m}{s}$

7

A certain gas has an index of refraction of . What is the speed of light in the gas?

$\small c=3*10^8\frac{m}{s}$

8

A certain gas has an index of refraction of . What is the speed of light in the gas?

$\small c=3*10^8\frac{m}{s}$

9

A ray of light strikes the surface of a pond at an angle of $30^{\circ}$ to the vertical. If it is moving from air to water, what will be the angle of refraction?

$n_{water}=1.33$

$n_{air}=1.00$

10

A ray of light strikes the surface of a pond at an angle of $30^{\circ}$ to the vertical. If it is moving from air to water, what will be the angle of refraction?

$n_{water}=1.33$

$n_{air}=1.00$

Light and Electromagnetic Waves

Practice Questions