radomes.openskiesproject.org
Augusteb37 Augusteb37
  • 04-01-2016
  • Physics
Answered

if a system requires 150 j of input work and produces 123 J of output work, whats its effiency

Verified Answer :

AL2006
AL2006 AL2006
  • 04-01-2016


The effiency of a machine is

                 (output work or energy) / (input work or energy) .

For the system described in the question, that's

                 (123 J) / (150 J) = 0.82  =  82% .

 

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