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The rear view mirror of a car is a plane mirror. A driver is reversing his car at a speed of 2 m/s. The driver sees in his rear view mirror the image of a truck parked behind his car. The speed at which the image of the truck appears to approach the driver will be______ why this answer is not the 2m/s |
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Answer» when the car reverses at the speed of 2m/s so the image will also appear to move towards the car at the same speed. so the TRUCK APPEARS to APPROACH the car DRIVER will be 2m/s + 2m/s=4m/s. THUS the correct answer is 4m/s |
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