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A bus is moving on a straight road towar...

A bus is moving on a straight road towards north with a uniform speed of 50 `km//hour` turns left through `90^(@)`. If the speed remains unchanged after turning, the increase in the velocity of bus in the turning process is

A

70.7 km/h along South -West direction

B

zero

C

70.7 km/h along North -West direction

D

50 km/h along West

Text Solution

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The correct Answer is:
a
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