Question

Obtain information about commonly used gadgets or devices which are based on the principles of newtons laws of motion.

Answer 1

(i) Wheels and levers follow Newton's third law of motion as reaction force is the driving mechanism for these two gadgets.

(ii) Elevators or lifts follow netwon's second law of motion according to which the tension in rope is determined to limit the accelaration.

(iii) Gym equipments are mostly pulley based so they use newton's all 3 laws of motion when used for workout.

(iv) Vehicles are designed by considering all 3 Newton's laws of motion.