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

Posted By Bruce Simons

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)

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

Posted By Bruce Simons

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?

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

Posted By Bruce Simons

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

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

Posted By Bruce Simons

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 Bruce Simons

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?

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

Posted By Bruce Simons

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 Bruce Simons

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

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

Posted By Bruce Simons

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

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

Posted By Bruce Simons

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?

# What command would be required for connectivity in a Frame r

Posted By Bruce Simons

What command would be required for connectivity in a Frame relay network if inverse ARP is not operational.?