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If a jogger runs with constant speed tow...

If a jogger runs with constant speed towards a vehicle, how fast does the image of the jogger appear to move in the rear view mirror when
(i) the vehicle is stationery
(ii) the vehicle is moving with constant speed towards jogger.

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The speed of the image of the jogger appears to increase substantially though jogger is moving with constant speed. Similar phenomenon is observed when vehicle is in motion.
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CBSE COMPLEMENTARY MATERIAL-ELECTROMAGNETIC WAVES AND OPTICS-SHORT ANSWER QUESTION 2 MARKS
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