light chapter class 7 yugansh

Light travels in a _____ line.

• Straight

• Curved

• Circular

• In an own way

An image formed by plane mirror is

• inverted

• larger than object

• erect

• real image

Which surfaces can act like a mirror

• smooth

• shinning

• polished

• all of these

The image that can be obtained on the screen is called

• inverted

• erect

• real

• virtual

A_____ forms always forms virtual image.

• concave mirror

• convex mirror

• plane mirror

• convex lens

concave mirror forms mainly two types of images based on the distance. name them.

• real or inverted

• virtual or erect

• bigger or smaller

• both a and b

which mirror can form a magnified image

• convex mirror

• plane mirror

• concave mirror

• both a and c

rainbow is formed by ____ of sunlight

• dispersion

• converging

• reflection

• both b and c

a diverging mirror is

• convex mirror

• concave mirror

• special mirror

• plane mirror

which of the following you will prefer to use while reading small letters

• convex lens

• concave lens

• convex mirror

• concave mirror