Question

A 20 N unbalanced force causes an object to accelerate at 1.5 m/s2. What is the mass of the object?

Answer 1

Force = 20N

acceleration (a) = 1.5 m/s²

Mass of object (m) = ?

From Newtons II law

F = m. a N

m = F/a

m = 20/1.5

m = 13.34 Kg

Mass of an object is 13.34 Kg