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A motor car is going due north at a speed of 50 km/h. It makes a 90° left turn without changing the speed.

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asked Mar 20, 2018 in Physics by shabnam praween (19,050 points) ● 5 ● 6 ● 77
edited Mar 20, 2018 by shabnam praween
A motor car is going due north at a speed of 50 km/h. It makes a 90° left turn without changing the speed. The change in the velocity of the car is about
(a) 50 km/h towards west
(b) 70 km/h towards south-west
(c) 70 km/h towards north-west
(d) zero.

1 Answer

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answered Mar 20, 2018 by santoshjha (25,550 points) ● 4 ● 5 ● 7
selected Mar 27, 2018 by Vikash Kumar
 
Best answer
(a) 50 km/h towards west
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