Question

An object is thrown vertically up with a speed 30m/s.[g= 10 m/s2} Calculate: -
(i) Maximum height attained by the object.
(ii) Time after which it returns to the ground.
(iii) The speed of the object at a height 30m from the ground
(iv) The speed at which it strikes the ground.

Answer 1

Answer:

The speed of the object at a height 30m from the ground