Question

When an object is placed at a distance
of 30cm from a convex mirror the image
distance is 10cm. If the object is moved with
a speed of 9 cm st find the speed with
which the
image moves ​

Answer 1

Answer: When an object is kept at a distance of 30cm from a concave mirror, the image is formed at a distance of 10 cm. If the object is moved with a speed of 9cms-1 the speed with which the image moves is. Answer : b.

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Answer 2

Answer:

When an object is kept at a distance of 30cm from a concave mirror, the image is formed at a distance of 10 cm. If the object is moved with a speed of 9cms-1 the speed with which the image move