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STD 11 - 5. work,energy,power and collision — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 5. work,energy,power and collision4 Marks
MCQ
Select incorrect statement regarding mechanical energy of a body/system
  • A
    It is sum of kinetic and potential energy
  • B
    It may be conserved even if non-conservative force acts on the body/system
  • ✓
    Work done by conservative force is always equal to negative of change in mechanical energy
  • D
    Both $(A)$ and $(B)$
✓

Answer

Correct option: C.
Work done by conservative force is always equal to negative of change in mechanical energy
c

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