MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Devices Made Using Plane Mirrors

Which of the ...

Question

Which of the following is true about a mirror?

A

It has a smooth surface.

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

It can bend the path of light rays.

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

It has a rough surface.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

It is transparent.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct options are
A It has a smooth surface.
B It can bend the path of light rays.
A mirror has a smooth surface, typically of glass coated with a metal amalgam, which bends light rays falling on it.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Fill in the blanks with the correct words.

1. We get diffused reflection from a .................... (rough/smooth) surface.
2. A smooth polished surface that can return the rays of light incident on it to form a clear image is called a .................... (lens/mirror).
3. Convex and concave mirrors can both form .................... (real/virtual) images.
4. A lens is made of a .................... (translucent/transparent) material.
5. .................... (White/Blue) light consists of many colours.

Q. A ray of light falls normally on the surface of a transparent glass slab.Draw a ray diagram to show its path and also mark angle of incidence and angle of emergence.

Q. Lower surface of a plank is rough and lying at rest on a rough horizontal surface. Upper surface of the plank is smooth and has a smooth hemisphere placed over it through a light string as shown in the figure. After the string is burnt, trajectory of centre of mass of the sphere is:

Q. Assertion: By roughening the surface of a glass sheet its transparency can be reduced.
Reason: Glass sheet with rough surface absorbs more light.

Q. A solid cylinder is sliding on a smooth horizontal surface with velocity

v_{0}

without rotation. It enters on the rough surface. After that it has travelled some distance, select the correct statement :

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Devices Made Using Plane Mirrors

PHYSICS

Watch in App

explore_more_icon

Explore more

Devices Made Using Plane Mirrors

Standard VII Physics

Join BYJU'S Learning Program

CrossIcon