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**Homework help?? [ block on inclined plane ]**

## Homework Statement

**002 (part 1 of 3) 10.0 points**

A 3.86 kg block slides down a smooth, fric-

tionless plane having an inclination of 28◦ .

The acceleration of gravity is 9.8 m/s2 .

Find the acceleration of the block.

Answer in units of m/s2.

**003 (part 2 of 3) 10.0 points**

What is the block’s speed when, starting from

rest, it has traveled a distance of 2.35 m along

the incline.

Answer in units of m/s.

004 (part 3 of 3) 10.0 points

004 (part 3 of 3) 10.0 points

What is the magnitude of the perpendicular

force that the block exerts on the surface of

the plane at a distance of 2.35 m down the

incline?

Answer in units of N.