A wheel and axle are used to raise a weight of 240 kg. The radius of the wheel is 50 cm and axle is 10 cm. When a force of 75 kg is applied on the wheel, the weight is raised with a uniform velocity. Find the mechanical advantage and velocity ratio.

A wheel and axle are used to raise a weight of 240 kg. The radius of t

1.	A wheel and axle are used to raise a weight of 240 kg. The radius of the wheel is 50 cm and axle is 10 cm. When a force of 75 kg is applied on the wheel, the weight is raised with a uniform velocity. Find the mechanical advantage and velocity ratio.
A.	3.2, 5
B.	3.4, 7
C.	3.3, 6
D.	3.5, 8
Answer» B. 3.4, 7