Question

Akhil has to lift a load of 800 N onto a platform of 2 m height. Instead, he pushes the load up a ramp 4 m long. Find the force required to roll the load up the ramp.

• A. 200 N
• B. 600 N
• C. 400 N
• D. 800 N

Answer 1

Answer: (C)

400 N

Force required to roll the load up the ramp (F) $=\frac{load\times height}{distance}$
$=800\times \frac{2}{4}=400N$