Question on: JAMB Physics - 2000
A radio is operated by eight cells each of e.m.f. 2.0V connected in series. If two of the cells are wrongly connected, the net e.m.f. of the radio is
A
8V
B
10V
C
12V
D
16V
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Correct Option: C
Net e.m.f = (8 x 2) - (2 x 2)
= 12V
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