Moving Mirror

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Q. A car is fitted with a convex side – view mirror of local length 20 cm. A second car 2.8 m behind the first car is overtaking the first car at 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:

1. $\frac{1}{10}m/s$
2. $\frac{1}{15}m/s$
3. 10 m/s
4. 15 m/s

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Q. A car is fitted with a convex side – view mirror of local length 20 cm. A second car 2.8 m behind the first car is overtaking the first car at 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:

1. $\frac{1}{10}m/s$
2. $\frac{1}{15}m/s$
3. 10 m/s
4. 15 m/s

View Solution