Which one of the following processes is well approximated by a conservative forc

Question

Which one of the following processes is well approximated by a conservative force?

Question 4 options:

A.A child pulling her sister on a toboggan in the snow.

B.The wind on your arm outside the window of a speeding automobile.

C.The wing of an aircraft generating aerodynamic lift, keeping the aircraft at altitude.

D.The springs in an automobile’s suspension system, keeping the car on the road.

E.None of the above

A.A child pulling her sister on a toboggan in the snow.

B.The wind on your arm outside the window of a speeding automobile.

C.The wing of an aircraft generating aerodynamic lift, keeping the aircraft at altitude.

D.The springs in an automobile’s suspension system, keeping the car on the road.

E.None of the above

Explanation / Answer

D) The springs in an automobile’s suspension system, keeping the car on the road

Spring force is aconservative force which is electromagnetic in nature. When spring is compressed potential energy is stored in it which is latter converted into kinetic energy when spring regain its natural length. Hence obaying conservation of energy law.

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