Shift by which the object appears to be raised depends on:
- AThe refractive index of the medium
- BThe thickness of denser medium
- CColour of incident light
- DAll
Shift by which the object appears to be raised depends on:
Explanation:
Shift by which the object appears to be raised depends on these 4 factors. The shift increases with increase in refraction index of medium and also with the thickness of denser medium.
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A caesium photocell, with a steady potential difference of 60V across, is illuminated by a bright point source of light 50 cm away. When the same light is placed 1m away the photoelectrons emitted from the cell
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(a) Are one quarter as numerous |
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(b) Are half as numerous |
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(c) Each carry one quarter of their previous momentum |
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(d) Each carry one quarter of their previous energy |
1 atomic mass unit is equal to
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(a) |
(b) |
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(c) |
(d) |
The distance between the extreme points on the periphery of the mirror is called: