When an object is kept at a distance of 20 cm from a concave mirror, the image is formed at a
distance of 10 cm. If the object is moved with a speed of 4 m/s towards the mirror along the axis,
the speed with which the image moves is
(A) 10 cm/sec
(B) 1 m/sec
(C) 4 m/sec
(D) 0.4 m/sec
Answers
Answered by
0
Answer:
0.4m/ sec towords the mirror along the axis,
Similar questions