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The ammeter in the circuit below has negligible internal resistance. The cell has internal resistance of 0.5? and an electromotive force of 3.0V

      

The ammeter in the circuit below has negligible internal resistance. The cell has internal
resistance of 0.5ohms and an electromotive force of 3.0V
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Determine the value of current the ammeter registers when switch S is closed

  

Answers


sharon
E = IR + Ir
3.0 = I(3.5 + 0.5) = I (4.0)
I = 0.75A
sharon kalunda answered the question on April 4, 2019 at 11:45


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