MCQGeeks
0 : 0 : 1
CBSE
JEE
NTSE
NEET
English
UK Quiz
Quiz
Driving Test
Practice
Games
Quiz
Engineering Physics Ii
Engineering Physics Exam
Quiz 1
1
2
3
4
5
6
7
8
9
10
11
12
Q.1
The direction of polarization of an electromagnetic wave is considered to be the direction of __________
a) Electric Field
b) Magnetic field
c) Resultant of Electric field and Magnetic Field
d) Perpendicular to both Electric and Magnetic Field
Q.2
The second polaroid placed after the ray has been polarized is called as __________
a) Polarizer
b) Analyzer
c) Brewster’s Window
d) Multi Polaroid
Q.3
An unpolarized light can be polarized by __________
a) Reflection
b) Refraction
c) Diffraction
d) Interference
Q.4
Which of the following is a uniaxial crystal?
a) Borax
b) Mica
c) Quartz
d) Selenite
Q.5
For a glass surface, the value of polarizing angle is _________
a) 45.7°
b) 52.7°
c) 57.5°
d) 67.8°
Q.6
The refractive index of a material is 1.What is the polarizing angle?
a) 47.23°
b) 51.02°
c) 53.74°
d) 60.25°
Q.7
A polarized light of IntensityWm2 is incident on the analyzer at a certain angle. If the transmitted beam has an Intensity ofWmthe angle made with the vertical is _____________
a) 30°
b) 45°
c) 60°
d) 75°
Q.8
What angle should the beam made with the vertical, so that after passing through the analyzer, it’s intensity should become 0.times the initial intensity?
a) 30°
b) 45°
c) 60°
d) 75°
Q.9
The sunlight as received by the observer is __________
a) Unpolarized
b) Partially Polarized
c) Polarized
d) Varying Polarizability
Q.10
If ray R1 is incident at the polarizing angle, which of the following rays are unpolarized?
a) R1
b) R2
c) Both R2 and R3
d) Both R1 and R3
Q.11
At the angle of polarization, p, the angle between the reflected and the refracted beam is __________
a) p
b) π
c) π /2
d) p/2
Q.12
Which of the two rays are polarized?
a) X
b) Y
c) Both X and Y
d) Neither X and Y
0 h : 0 m : 1 s
1
2
3
4
5
6
7
8
9
10
11
12
Report Question
×
What's an issue?
Question is wrong
Answer is wrong
Other Reason
Want to elaborate a bit more? (optional)
Support mcqgeeks.com by disabling your adblocker.
×
Please disable the adBlock and continue.
Thank you.
Reload page