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 |
A point object is placed on the axis of the concave mirror at a distance of |
|||||||
a) |
15 |
b) |
30 |
c) |
60 |
d) |
120 |
(c) Since the image is formed at the point of object |