Question

A ball is thrown upward with some force.

i) Can it have positive and negative work at the same time?

ii) W.r.t which force positive work is done?

iii) W.r.t which force negative work is done?

iv) Is the work a scalar or a vector quantity? 780C​

Answer 1

Answer:

Blue Revolution refers to the time of intense growth in the worldwide aquaculture industry from the mid-1960s to present. The aquaculture industry has been growing at an average rate of 9% a year. Worldwide aquaculture production has now reached 50 million tons, up from two million in 1950.