The perpendicular distance between the extended emergent ray and incident ray which are parallel is called
A) lateral shift
B) lateral image
C) object distance
D) none
1 Answers
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The difference between the lengths of the parallel sides of a trapezium is 8 cm, the perpendicular distance between these sides is 24 cm and the area
Correct Answer - 17 cm, 9 cm
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The angle between emergent ray and normal is called ………………
C) angle of emergence
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The lateral displacement between the incident and the emergent rays ………………… when the angle of incidence increases.
Correct option is A) increases
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Shortest distance between incident and emergent ray is …………… of the glass slab.
B) Lateral shift
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The refracted ray …………….. when a ray travelling parallel to the principal axis, strikes a convex surface and passes from rarer to denser medium
A) moves towards the principal axis
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The refracted ray ………………. when a ray travelling parallel to the principal axis, strikes a convex surface and passes
B) moves away from the principal axis
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What is the angle of deviation of reflected ray if ray of light is incident on a plane mirror at an incident angle θ?
When a ray of light is incident on a plane mirror at an angle θ, the reflected ray gets deviated by an angle of (π – 2θ).
2 Answers 1 views
A ray of light is incident on a concave mirror. If it is parallel to the principal axis, the reflected ray will ………………..
A) Pass through the focus
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If an incident ray passes through the centre of curvature of a spherical mirror, the reflected ray will ………………….
D) Retrace its path
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A ray of light is incident on a concave mirror if it is parallel to the principal axis, the reflected ray will ………………
D) pass through the focus
2 Answers 2 views