Question

Find the acceleration and force acting on a body of
mass 4 kg using the following u-t graph.
10
1
V
(MS)

2 4​

Answer 1

Explanation:

Acceleration

a = Slope of v - t graph

= y - axis / x - axis

= 10 m/s / 4s = 2.5 m/s2

From Newton's second law

F = ma

= 4 × 2.5 = 10 N