force

Diagram shows a toy car of mass 4 kg. The car is pushed forward by a force of 10 N. The frictional force between the toy car and the floor is 2 N.
Rajah menunjukkan sebuah kereta mainan berjisim 4 kg. Kereta itu ditolak dengan daya 10 N. Daya geseran di antara kereta mainan dan lantai ialah 2 N.

What is the acceleration of the toy car?
Berapakah pecutan kereta mainan itu?

A 20 ms^-1

B 12 ms^-1

C 5 ms^-1

D 2 ms^-1

F=ma

Answer: D