Question

define work .write its formula and SI unit?

Answer 1

here is your answer
mode of energy transfer is called work and the formula of work is
f s cos theta
here theta is the angle between force and the displacement
it is a scalar quantity and the SI unit of work is joule

work can be represent as the dot product of applied force on any object and its displacement
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Answer 2

Hey mate !!!

Answer :-

✔️Work can be defined as the product of the Force(F)and the distance moved along the direction of the force.

Work done = Force × Displacement          W = FS

✔️ It is a scalar quantity  ✔️ Unit of work is N-m or Joule(J)

Hope this helps