Question on: JAMB Physics - 2009

Calculate the e.m.f of the cell in the above circuit if its internal resistance is negligible
A
12 V
B
8 V
C
2 V
D
36 V
Ask EduPadi AI for a detailed answer
Correct Option: B

1/R = 1/R1 + 1/R2 = 1/3 + 1/6

= 3/6

∴ R = 6/3 = 2

E = I(R + r) = 4(2 + 0) = 8v

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