Last Updated On [03-11-2023]
An equiconvex lens of glass of focal length 0.1 metre is cut along a plane perpendicular to principal axis into two equal parts. The ratio of focal length of new lenses formed is
a)
b)
c)
d)
An equiconvex lens of glass of focal length 0.1 metre is cut along a plane perpendicular to principal axis into two equal parts. The ratio of focal length of new lenses formed is
a)
b)
c)
d)
Question ID - 152960 :-
An equiconvex lens of glass of focal length 0.1 metre is cut along a plane perpendicular to principal axis into two equal parts. The ratio of focal length of new lenses formed is
a)
b)
c)
d)
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An equiconvex lens of glass of focal length 0.1 metre is cut along a plane perpendicular to principal axis into two equal parts. The ratio of focal length of new lenses formed is |
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a) |
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b) |
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c) |
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d) |
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'Next Question :
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A point object is placed on the axis of the concave mirror at a distance of |
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a) |
15 |
b) |
30 |
c) |
60 |
d) |
120 |
from the focal point of the mirror. Its image is formed at the point of object, then focal length of the mirror is
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