A car is fitted with a convex side view mirror of focal length 20 cm. A second car 2.8 m behind the first car is overtaking the first car is a relative speed of 15 m/s. The speed of the image of the second car as seen in the mirror of the first one is |
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a) |
b) |
10 m/s |
c) |
15 m/s |
d) |

A car is fitted with a convex side view mirror of focal length 20 cm. A second car 2.8 m behind the first car is overtaking the first car is a relative speed of 15 m/s. The speed of the image of the second car as seen in the mirror of the first one is |
|||||||

a) |
b) |
10 m/s |
c) |
15 m/s |
d) |

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