Question

An object is thrown upward giving an angular projection. At the highest point:
(a) velocity and acceleration are zero
(b) velocity is zero and acceleration 9.8 ms-2 downwards
(c) velocity is minimum but not zero and acceleration 9.8 ms-2 downwards
(d) velocity is zero and acceleration 9.8 ms-2 upwards​

Answer 1

Answer:

A) velocity and acceleration are zero

Explanation:

because velocity=2πr therefore