Question

Commonly used gadgets which are based on the principal es of Newton 's law of motion

Answer 1

There are different gadget based on the principal of newtons laws.
If you look at a toy placing at your shelf you will be find it stir this is based upon first law of motion which stats that " a body will continue to move or stay at rest until disturb by certain external force" Similarly a space craft continue to move along the fixed orbit once it is launched in space and starts to revolve .

Another good example is air bags in vehicle which works on basis second law of motion.
The rockets at the times of launch exert gaseous pressure toward ground and the reaction which rocket is launched. This is purely follow the third law of motion.

Answer 2

Explanation:

The commonly used gadget or devices which are based on the principle of newton law of motion are: The wheels and levers follow Newton's third law of motion as reaction force is the driving mechanism for these two gadgets..

Hope its help..