Question

m=10 kg
d=0.5 m
F=100N
f=100rd
t=?

Answer 1

$$a=\frac{F}{m}=\frac{100}{10}=10\frac{m}{s^2}$$

$$d=0.5at^2$$

$$0.5=0.5(10)t^2$$

$$t=0.316\ s$$