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An object is placed at centre of curvature infront of a concave mirror positions and size of it image are...real same size multiple choice questions​

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Answer:

When an object is placed at C i.e, the center of curvature of a CONCAVE mirror, a real and INVERTED IMAGE of same size is formed at C itself.

Using formula:-

object distace=u=−2f and focal length=−f

v

1

+

u

1

=

−f

1

⟹

v

1

=

f

−1

−

u

1

=

f

−1

+

2f

1

⟹

v

1

=

2f

−1

⟹v=−2f

Hence, image is also formed at C.

Answer-(C)


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