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  • 13-10-2020
  • Physics
contestada

Once the ball reaches the very top it's velocity is ?
A) zero
B) negative
C) accelerating
D) positive

Respuesta :

DORAEMONTHEWEREWOLF
DORAEMONTHEWEREWOLF DORAEMONTHEWEREWOLF
  • 13-10-2020

Answer:

During ascent ball is going upward therefore its position is positive. Now , though the velocity is decreasing but its direction is upward i.e. positive. Ball is moving under the effect of gravitational acceleration , which is always acting vertically downwards so it is negative.

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