Question

A body is thrown up with a velocity of (7.8+0.1)m/s. After some time ,the velocity of the body is (12.3+0.2)m/s. What is the change in velocity of the body with error lim

Answer 1

Answer:

(4.5+0.3)

Explanation:

change in velocity

12.3-7.8=4.5 m/s

errors are always added up

so we get the answer