Blocks A ( ) and B ( ) are in contact on a smooth horizontal surface

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

Problem

Blocks A (

2\,\text{kg}

) and B (

3\,\text{kg}

) are in contact on a smooth horizontal surface. A horizontal force of

10\,\text{N}

is applied to block A, pushing both blocks to the right. What is the magnitude and direction of the force exerted by block B on block A? (a)

10\,\text{N}

, to the left (b)

4\,\text{N}

, to the left (c)

6\,\text{N}

, to the left (d)

6\,\text{N}

, to the right