A crate is on a smooth horizontal floor

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

5\,\text{kg}

crate is on a smooth horizontal floor. It is pulled eastward by a

12\,\text{N}

force and simultaneously pulled westward by a

5\,\text{N}

force. What additional horizontal force must be applied so that the crate remains at rest? (a)

7\,\text{N}

toward east (b)

7\,\text{N}

toward west (c)

17\,\text{N}

toward west (d)

12\,\text{N}

toward west