Light
Authored by shobana malar
Physics
8th - 9th Grade
NGSS covered
Used 25+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bouncing of a light ray when it strikes a reflecting surface is called.........
Refraction
Dispersion
Reflection
Diffraction
Tags
NGSS.MS-PS4-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
which of the following is not a property of the image formed by a [lane mirror?
virtual and erect
Object size = image size
object distance = image distance
Real and inverted
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a concave mirror?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Convex mirror is also called as
converging mirror
diverging mirror
plane mirror
silver mirror
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The relation between focal length and radius of curvature is
R = 2f
1/f = 2R
f = R/2
R = 2/f
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The point on the spherical mirror at the middle of the surface is called
focus
centre of curvature
pole
radius of curvature
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A convex mirror has a focal length 12 cm. Then its radius of curvature is ........ cm
24
12
6
1.2
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