When an object is kept at a distance of 30 cm from a concave mirror, the image is formed at a distance of 10 cm. If the object is moved with a speed of 9 |
|||||||
a) |
0.1 |
b) |
1 |
c) |
3 |
d) |
9 |
When an object is kept at a distance of 30 cm from a concave mirror, the image is formed at a distance of 10 cm. If the object is moved with a speed of 9 |
|||||||
a) |
0.1 |
b) |
1 |
c) |
3 |
d) |
9 |