Question

What is machine. what is mechanica advantage​

Answer 1

Answer:

• The machine is the device which reduces the human efforts is known as the Machine.

• A machine is a device that makes human work easier by changing the size or direction of the workforce. some examples of Machines are Cars, planes, Ship and Microwave oven etc.

Mechanical advantages

• If you compare the output force with the input force, you can find the advantage of using the Machines.  

Answer 2

Answer:

Mechanical advantage is a measure of the force amplification achieved by using a tool, mechanical device or machine system. The device preserves the input power and simply trades off forces against movement to obtain a desired amplification in the output force. The model for this is the law of the lever.

Explanation: