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An aeroplane is flying with a uniform sp...

An aeroplane is flying with a uniform speed of 150km / h along the circumference of a circle. The change in its velocity in half the revolution (in km / h) is:
A. 150
B. 100
C. 200
D. 300

A

A. 150

B

B. 100

C

C. 200

D

D. 300

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