A plane is revolving around the earth with a speed 100 km/hr at a constant height from the surface of the earth. The change in the velocity as it travels half circle is
A. 200 km/ hr
B. 150 km/ hr
C. 100√2 km/hr
D. 0
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A plane is revolving around the earth with a speed 100 km/hr at a constant height from the surface of the earth. The change in the velocity as it travels half circle is
A. 200 km/ hr is the answer
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