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प्रश्न
A tiny mirror M is fixed on a piece of cardboard placed on a table. The cardboard is illuminated by light from a bulb. The position of eye with respect to position of bulb is shown in the figure as A, B, C and D. In which position mirror will be visible?
 |
 |
 |
 |
| (A) | (B) | (C) | (D) |
विकल्प
A
B
C
D
उत्तर
A
Explanation -
Following the laws of reflection of light, in case A, when a ray of light from the bulb strikes the mirror M, it will get reflected back such that the angle of incidence is equal to the angle of reflection.
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संबंधित प्रश्न
Match the following:
| Column I | Column II |
| (i) Myopia | (a) Converging power of eye lens becomes low |
| (ii) Hypermetropia | (b) Converging power of eye lens remains the same |
| (c) Converging power of eye lens becomes high |
How is the amount of light entering the eye controlled?
Why does it take some time to see objects in a dim room when you enter the room from bright sunshine outside?
Which parts of the eye cause rays of light to converge on the retina?
Differentiate between:
Vitreous humour and Aqueous humour.
Mention, if the following statement is True or False
Cones are the receptor cells in the retina of the eye sensitive to dim light.
Explain the role of the part of human eye responsible for power of accommodation of human eye.
Which of the following is responsible for the adjustment of the size of pupil?
Where is the following located?
Yellow spot
Differentiate between members of the following pair with reference to what is asked in the bracket.
Aqueous humour and vitreous humour (location).
