What term describes the ability of a machine to do work efficiently?a) Frictionb) Inertiac) Mechanical advantaged) Resistance

True or False: Mechanical Advantage is the amount by which a machine can multiply an input force.

For centuries machines have been used to make certain tasks easier. Pick one machine, describe what it does and explain how it makes that task easier. Try to use simple scientific terms effectively.  (250 words)D

A3) An efficient movement is one which achieves it's objective…….. With maximum effort & strain.. Without any effort or strain.. With minimum effort & strain.. With minimum effort & maximum strain

It is define as the ability of a muscle to exert one maximal force against a resistance. It is characterized by short duration and high intensity efforts such as lifting.

Which of the following best describes mechanical advantage?Question 6Answera.The conservation of work and energyb.The non-acceleration of a frame or machinec.The ratio of output force to input forced.The absolute difference between output power and input power