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which of the following is true about the magnitude of the velocity and acceleration of an object at point D on the trajectory?

which of the following is true about the magnitude of the velocity and acceleration of an object at point D on the trajectory class=

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yashjaglan012

Answer:

D) v= 6.4 m/s a=10m/s^2

Explanation:

At top vnet= ucos (theta)

= 10 cos (50)

=10× 0.64=6.4m/s

Acc will be g (10m/s^2)

•At top point vy=0 and vx=ucos (theta)

Horizontal vel always remain same.

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