College Physics 3 Test 2
Worksheet & Solutions
exam 2027
, 1. Huygens principle states that:
a) Rays are perpendicular to wave fronts
b) every point on a wave front is a source of wavelets.
c) The ray indicates the direction of propagation (spreading) of wave while the
wave front is the surface of constant phase.
d) A wave front is defined as a surface of constant phase.
2. What is the energy equivalent of 75kg of matter? E = mc2 and the speed of light = 3x108 m /
s.
a) 6.75 ×1018
b) 7.65 ×1018
c) 5.67 ×1018
d) 4.5 × 1018
3. principle states that every point in a wave front may be regarded as a new
source of wavelet propagation.
a) Einstein
b) Young
c) Huygens
d) Lyman
4. Which of the following does not affect the photon?
a) Magnetic or electric field
b) Light waves
c) Gravity
d) Current
5. Most black bodies are .
a) Solids
b) Gas
c) Liquid
d) Light
6. Which of the following is called as non-mechanical waves?
a) Magnetic waves
b) Electromagnetic waves
Worksheet & Solutions
exam 2027
, 1. Huygens principle states that:
a) Rays are perpendicular to wave fronts
b) every point on a wave front is a source of wavelets.
c) The ray indicates the direction of propagation (spreading) of wave while the
wave front is the surface of constant phase.
d) A wave front is defined as a surface of constant phase.
2. What is the energy equivalent of 75kg of matter? E = mc2 and the speed of light = 3x108 m /
s.
a) 6.75 ×1018
b) 7.65 ×1018
c) 5.67 ×1018
d) 4.5 × 1018
3. principle states that every point in a wave front may be regarded as a new
source of wavelet propagation.
a) Einstein
b) Young
c) Huygens
d) Lyman
4. Which of the following does not affect the photon?
a) Magnetic or electric field
b) Light waves
c) Gravity
d) Current
5. Most black bodies are .
a) Solids
b) Gas
c) Liquid
d) Light
6. Which of the following is called as non-mechanical waves?
a) Magnetic waves
b) Electromagnetic waves
