The acceleration of a ball as it rolls down a ramp is 4 m/s 2 . The ball is referred to 2 s after it starts to roll. The acceleration in m/s 2 after starting from rest is
A) 0.
B) 2.
C) 4.
D) 8.
E) 16.

Name: The acceleration of a ball as it rolls down a ramp is 4 m/s 2 . The ball is referred to 2 s after it starts to roll. The acceleration in m/s 2 after starting from rest is A) 0. B) 2. C) 4. D) 8. E) 16.
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Question

The acceleration of a ball as it rolls down a ramp is 4 m/s 2 . The ball is referred to 2 s after it starts to roll.  The acceleration in m/s 2 after starting from rest is
A) 0.
B) 2.
C) 4.
D) 8.
E) 16.

Quizplus · Accepted Answer

The acceleration of the ball is constant, so it remains at 4 m/s^2 after 2 seconds.

The Acceleration of a Ball as It Rolls Down a Ramp