GENERAL KNOWLEDGE

GK

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which equation links distance, force and work done?
A
work done = force x distance
B
work done = force ÷ distance
C
force = work done x distance
D
distance = force ÷ work done
Explanation: 

Detailed explanation-1: -Work can be calculated with the equation: Work = Force × Distance. The SI unit for work is the joule (J), or newton • meter (N • m). One joule equals the amount of work that is done when 1 N of force moves an object over a distance of 1 m.

Detailed explanation-2: -Work is equal to the product of force applied and displacement, i.e., Work = Force x Displacement in the direction of force.

Detailed explanation-3: -The work W is equal to the force f times the distanced, or W = fd, to express this concept numerically. The work done is W = fd cos if the force is applied at an angle to the displacement.

Detailed explanation-4: -Work: Work is the energy exerted by an object as it applies a force to move another object over some distance. For a given amount of force, F, and a given distance, d, the work done on an object is given by the formula W=F⋅d W = F ⋅ d .

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