Reflector of a torch is a __________ mirror

Angle of __________ is the angle between the normal and reflected ray.

Which colour of Sunlight is not required in photosynthesis

__________ box can be used to produce a ray of light.

Plane Mirror forms __________ and erect image.

Image that cannot be formed on a screen

The colour of an object that reflects all the colours is __________

Time required by  light to travel from moon to earth

We see object due to _________.

Which mirror is used as shaving mirror