A graph of 1I against R has gradient 0.50 A^-1 Ω^-1 and intercept 0.25 A^-1. The e.m.f. of the cell is:

  1. 0.50 V
  2. 2.0 V
  3. 0.25 V
  4. 4.0 V
Answer

B) 2.0 V

Gradient = 1mathcalE. SLO P-11-N-21 · Application

Physics MCQ · More Experimental Skills and Data Analysis MCQs · Practise