Refraction of Light
Trending Questions
Q. What is the difference between reflection and refraction
Q. A fish in a pond seems to appear closer to the surface because of:
- Reflection
- Refraction
- Absorption
- Dispersion
Q. If the refractive indices of alcohol and benzene with respect to air are 1.36 and 1.50 respectively, then the refractive index of benzene with respect to alcohol is
Q.
Ray optics is based on the assumption that light travels
in the form of waves
in vacuum
along straight lines
all of the above
Q.
What is the speed of light in vacuum?
Q. Describe an experiment to show that a light ray bends when it passes from one transparent medium into another transparent medium.
Q. Which among these objects is most likely to sink in water?
- Steel ship
- Plastic bottle
- Aluminium folding chair
- Soccer ball
Q.
Pencil immersed partly in water appears to be bent due to
water
reflection of light.
refraction of light.
total internal reflection.
Q. Absolute refractive index of a material depends upon:
- Density and temperature of material
- Wavelength of incident light
- Frequency of incident light
- Size of material
Q. The minimum distance at which one can read comfortably with a normal eye is about ___.
- 25 cm
- 30 cm
- 20 cm
- 35 cm
Q. Explain with the help of a diagram, why a pencil partly immersed in water appears to be bent at the water surface ?
Q.
Bending of light from its original path while travelling from one medium to another is called:
Diffraction of light
Reflection of light
Refraction of light
Deflection of light
Q. Refraction index of water is 4/3. Calculate speed of light in water.
- 3×108m/s
- 62m/s
- 2.25×108m/s
- 1.25
Q. Rohan strikes a laser beam at an angle of 36° onto a horizontal mirror, as shown below. The angle between the incident and reflected rays would be:
- 54°
- 36°
- 108°
- 90°
Q. Write true or false for this statement:
A concave mirror converges the light-rays, but a convex mirror diverges them.
A concave mirror converges the light-rays, but a convex mirror diverges them.
