The angle of deviation produced by the glass slab
A) 0°
B) 20°
C) 90°
D) depends on the angle formed by the light ray and normal to the slab
1 Answers
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Explain the following terms with respect to precise measurement : i. Absolute deviation ii. Mean absolute deviation iii. Relative deviation
i. Absolute deviation : An absolute deviation is the modulus of the difference between an observed value and the arithmetic mean for the set of several measurements made in the same...
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The refractive index of glass for light going from aif’to glass is 3/2. The refractive index of air for light going from glass to air ………………….
Correct option is C) 4/6
2 Answers 1 views
The net deviation produced by a rectangular glass slab is …………………..
D) zero always
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Raju is doing an experiment with the glass slab. He focussed the light towards the glass slab at an angle 30°.
Correct option is A) 30°
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A ray of light falls normally on a glass slab. What is the angle of emergence ?
Correct option is A) 0°
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A ray of light falls obliquely on a glass slab. What is the angle of emergence ?
C) Equal to incident angle
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Ramu placed a rectangular glass slab over printed letters. The letters appears while ………………. viewing through a glass slab.
B) nearer as its original position
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If the thickness’ of the glass slab increases then the refractive index of the glass slab …………………
C) remains same
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The relation among angle of incidence (i1) angle of emergence (i1) angle of deviation (d) and angle of prism (A)
C) A + d = i1 + i2
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The value of angle of deviation produced by a prism …………………….
C) decreases first and then increases with increase in the angle of incidence
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