State where an object must be placed so that the image formed by a concave mirror is:
(a) erect and virtual.
(b) at infinity.
(c) the same size the object.

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Solution

(a) When you place the object between the pole and focus, the image formed is virtual and erect.

(b) When you place the object at focus, the image is formed at infnity.

(c) When you place the object at centre of curvature, the image is formed at centre of curvature and of the same size.

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State where an object must be placed so that the image formed by a concave mirror is: (a) erect and virtual. (b) at infinity. (c) the same size the object.

(a) When you place the object between the pole and focus, the image formed is virtual and erect. (b) When you place the object at focus, the image is formed at infnity. (c) When you place the object at centre of curvature, the image is formed at centre of curvature and of the same size.

State where an object must be placed so that the image formed by a concave mirror is:
(a) erect and virtual.
(b) at infinity.
(c) the same size the object.

(a) When you place the object between the pole and focus, the image formed is virtual and erect.

(b) When you place the object at focus, the image is formed at infnity.

(c) When you place the object at centre of curvature, the image is formed at centre of curvature and of the same size.