Question

Multiple Choice questions i) Retardation of a body is expressed in a) m b) m -1 c) -m -2 r d) ms -2 ii) On a velocity-time graph, horizontal straight line corresponds to motion at a) constant velocity b) force c) increasing velocity d) decreasing velocity iii) Newton’s second law gives a measure of a) velocity b) force c) momentum d) rate of motion iv) What force will change the velocity of an object of mass 2.5 kg from 5ms -1 to 10ms -1 in 5 sec? a) 2.5 N b) 5 N c) 10 N d) 7.5 N v) The inertia of an object depends on its a) mass b) velocity c) mass and velocity d) mass and acceleration

Answer 1

Explanation:

hey mate!!

m_1

constant velocity