Q. The reflection depends on the object's

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Q. A periscope helps a person to look over a high wall or obstacles by using to plane mirrors inclined at

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Q. As per second law of reflection, the angle of incidence is equal to the

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Q. The angle between the incident ray and the normal is known as

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Q. The incident ray, reflected ray and the normal to the reflecting surface all lie on the same plane, as per

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Q. The perpendicular to the reflecting surface at the point of the incidence is termed as

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Q. The point on the reflecting surface where the light ray hits is called

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Q. It occurs at rough surfaces

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Q. The image formed by a plane mirror is of

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Q. The surfaces having irregular reflection, the normal at all the points of incidence are

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Q. The angle between the reflected ray and the normal is termed as

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Q. In regular reflection, parallel light rays incident on the surface are reflected in

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Q. The surfaces having regular reflection, the normal at all the points of incidence are

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Q. The reflection in sandpaper and cloth are the examples of

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Q. Light ray reflected from the reflecting surface is called

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Q. A plane mirror is

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Q. It occurs at smooth surfaces

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Q. An optical medium where the speed of light is slower than another is said to be

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Q. The ratio (speed of light in air or vacuum/speed of light in a medium) is equal to

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Q. The incident ray, refracted ray and the normal ray all lie on the same plane, as per

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