Three forces act along the same straight line on an object

PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

Three forces act along the same straight line on an object. Force 1 is

5.0\,\text{N}

toward the left. Force 2 is

2500\,\text{mN}

toward the right. Force 3 is

0.010\,\text{kN}

toward the left. Calculate the resultant force acting on the object, giving its magnitude and direction.