At a junction, currents of 2.5 A flow in. Currents of 1.2 A, 0.3 A flow out, together with one unknown current I. I is:

  1. 2 A
  2. 0.5 A
  3. 1 A
  4. 10 A
Answer

C) 1 A

sum Iin = sum Iout Rightarrow I = 2.5 - 1.5 = 1 A. SLO P-09-E-18 · Knowledge

Physics MCQ · More Current Electricity MCQs · Practise