A body is moving with initial velocity 30 m/s. After certain time it acquires velocity of 40 m/s, then the velocity in middle of its journey is
A body is moving with initial velocity 30 m/s. After certain time it acquires velocity of 40 m/s, then the velocity in middle of its journey is
A) 25√2
B) 50
C) 25
D) \(\cfrac{\sqrt{50}}2\)
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