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Related Questions

  1. In which case positive work has to be done in seperating them?
  2. The 6563 Å line emitted by hydrogen atom in a star is found to be red shifted by 5Å
  3. If ∆Q>0 when heat flows into a system, ∆W>0 when work is done on the system
  4. In stretching a spring by 2 cm, energy stored is given by U. Had is been stretched
  5. Pick out the statement ehich is incorrect?