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# An inclined plane has a mechanical advantage of 10. If an ef

Posted By George smith

An inclined plane has a mechanical advantage of 10. If an effort of 20 pounds is needed to push a wheelchair up the inclined plane. What is the weight of the wheelchair?

# Given an inclined plane, if the length of the inclined plane

Posted By George smith

Given an inclined plane, if the length of the inclined plane equals 11.5 feet and the vertical height equals 4.5 feet, what is the mechanical advantage?

# What is the mechanical advantage of a 1/4-20 UNC x 2″ bolt?

Posted By George smith

What is the mechanical advantage of a 1/4-20 UNC x 2″ bolt?

# Consider an axle used to drive the wheels of a car. The whee

Posted By George smith

Consider an axle used to drive the wheels of a car. The wheel radius is 11.25 inches, while the axle radius is 1.25 inches. What is the mechanical advantage?

# The wheel on your bicycle has a 14 inch radius, what is the

Posted By George smith

The wheel on your bicycle has a 14 inch radius, what is the linear distance it would travel in 3 revolutions?

# Suppose a wheel with an 8.5 diameter is used to turn a water

Posted By George smith

Suppose a wheel with an 8.5 diameter is used to turn a water valve stem with a diameter of .65 inches. What is the mechanical advantage?

# A fixed pulley system has 4 strands with only 3 supporting.

Posted By George smith

A fixed pulley system has 4 strands with only 3 supporting. How many pounds of effort would be needed to lift a 600 lb weight?

# Given a second class lever with a distance of 5′ from the fu

Posted By George smith

Given a second class lever with a distance of 5′ from the fulcrum to the effort and a distance of 33″ from the resistance to the fulcrum, what is the maximum amount of weight that can be lifted with 2

# A block and tackle system with 3 supporting strands is used

Posted By George smith

A block and tackle system with 3 supporting strands is used to lift a large metal plate in a automotive factory. What is the effort force of the motor needed to lift a 90 lb plate?

# What is the overall gear ratio of the following gear train?(

Posted By George smith

What is the overall gear ratio of the following gear train?(Gear A {input} has 20 teeth, B has 35 teeth, C has 45 teeth, and D {output} has 80 teeth)