Question

A ball is thrown straight up from the earth surface with an initial velocity 60 m/s. The displacement of a ball at a time, , from an initial point is () and is given by ()=60−32+5.
A.1 Determine the velocity and acceleration of a ball at any instant of time .
A.2 Obtain the velocity and acceleration at a time =5 and 10 seconds.
A.3 At what time ball will fall on the earth surface.
A.4 Conclude and comment on the results.

Answer 1

Answer:

Rajaraja I, born Arulmoli Varman, often described as Rajaraja the Great, was a Chola emperor chiefly remembered for reinstating the Chola power and ensuring its supremacy in south India and Indian Ocean. His extensive empire included the Pandya country, the Chera country and northern Sri Lanka.answer..