A source of e.m.f. 1.5 V drives 0.3 A for 600 s. The energy it supplies is:

  1. 0.45 J
  2. 540 J
  3. 270 J
  4. 135 J
Answer

C) 270 J

W = mathcalEIt = 270 J. SLO P-09-E-15 · Application

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