Reflected Light Can be Reflected Again
Reflected Light Can be Reflected Again: Overview
This topic covers concepts, such as, Applications of Multiple Reflection of Light & Kaleidoscope etc.
Important Questions on Reflected Light Can be Reflected Again
A student observes that using a kaleidoscope he was able to see several patterns in the tube. What causes the kaleidoscope to form these patterns?
Tick the odd-one out giving reason.
Kaleidoscope, Multiple reflection, Single reflection, Changing patterns
An optical device based on the principle of multiple reflection is called _____.
Angle of _____ is always equal to the angle of reflection.
Two mirrors meet at right angles. A ray of light is incident on one at an angle of as shown in the figure. Draw the reflected ray from the second mirror.
Describe the construction of a kaleidoscope.
Circle the odd one out.
Kaleidoscope, Telescope, Microscope, Binoculars
Working of a kaleidoscope is based on the concept of _____.
Describe the construction of a kaleidoscope.
Plane mirrors are used for making periscope and kaleidoscope.
The principle of forming multiple images by mirrors at an angle to each other is used in a toy called _____. (telescope/kaleidoscope)
Describe the construction of a kaleidoscope and explain its function.
The beautiful patterns that we obtain in a kaleidoscope are because of
The kaleidoscope is a device that uses __________to produce patterns.
Which instrument is based on the principle of multiple reflections?
A person standing in front of a plane mirror away seems to be _____.
If the angle of incidence is 20°, the angle made by the reflected ray with the normal to the surface must be _____.
If the angle of incidence is 40°, the angle made by the reflected ray with the surface of the plane mirror must be _____.
If the angle made by the incident ray with the surface of a plane mirror is 30°, the angle of reflection must be _____.
The working of a kaleidoscope is based on the properties of _____.
