Question

(1) Velocity-time graph for the ball's motion is shown in figure.
30-
с
= 10 m/s2
20
Downward velocity (m/s) —
10-
Acceleration, g =
0-
2
3
4 5 6
Time (seconds)
10-4
- 20-
- 30 YA
The velocity-time graph for the
ball's motion
Observe the graph and answer the following questions.
Assume that g = 10 m/s? and that there is no air resistance.
(a) in which direction is the ball moving at point C?
(b) At which point is the ball stationary?
(c) At which point is the ball at its maximum height?
(d) What is the ball's acceleration at point C?
(e) What is the ball's acceleration at point A?
(f) What is the ball's acceleration at point B?
(11) Prove that if a body is thrown vertically upward, the time of ascent
is equal to the time of descent.
5M​

Answer 1

Answer:

ball's acceleration at point A.

" " " " B.