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ICSE-VIII-Physics

04: Energy Class 8 Physics

with Solutions - page 2
Qstn# B-2 Prvs-QstnNext-Qstn
  • #2
    When does a force perform work?
    Ans : :
    Work is said to be done only when the force applied on a body makes the body move (i.e. there is a displacement of the body).