What is the minimum effort that must be applied to lift the load?

For every 2 metres the rope is pulled through, what height does the load rise off the ground?

What is the mechanical advantage?

What is the maximum load that can be lifted with this system?

For every 2 metres the rope is pulled through, what height does the load rise off the ground?

What is the mechanical advantage?

A spring balance is used to just lift a 24 kg mass, as shown on the right. What is the reading on the spring balance attached to the rope where the effort is applied?

For every 2 metres the rope is pulled through, what height does the load rise off the ground?

What is the mechanical advantage?

Solutions