In case of a concave mirror, when the object is situated at the principal focus, then image formed:

is real and inverted

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is of infinite size

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lies at infinity

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has all properties mentioned above

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Solution

The correct option is C lies at infinity
In case of a concave mirror, when the object is situated at the principal focus, the image lies at infinity. The ray diagram is provided.

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Similar questions

Q. In case of a concave mirror, when the object lies between the pole and the principal focus, then image formed is :

When an object is placed at the principal focus of a concave mirror, the image is formed at...............

The image formed by a concave mirror is real, inverted and of the same size as the object. The position of the object must then be : (a) at the focus (b) between the centre of curvature and focus (c) at the centre of curvature (d) beyond the centre of curvature

The image formed by a concave mirror is real, inverted and highly diminished (much smaller than the object). The object must be : (a) between pole and focus (b) at focus (c) at the centre of curvature (d) at infinity

Q. Choose the correct option.
Assertion: A person cannot see his inverted image in a concave mirror unless he is situated beyond the centre of curvature of the mirror.
Reason: In a concave mirror, image formed is real provided the object is situated between focal point and pole.

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In case of a concave mirror, when the object is situated at the principal focus, then image formed:

The correct option is C lies at infinityIn case of a concave mirror, when the object is situated at the principal focus, the image lies at infinity. The ray diagram is provided.

The correct option is C lies at infinity
In case of a concave mirror, when the object is situated at the principal focus, the image lies at infinity. The ray diagram is provided.