A cell of e.m.f. 1.5 V and internal resistance of 2.59 is connected in series...

WAEC 1990

A cell of e.m.f. 1.5 V and internal resistance of 2.59 is connected in series with an ammeter of resistance 0.59 and a resistor of resistance 7.09. Calculate the current in the circuit.

A. 0.15 A
B. 0.20 A
C. 0.60A
D. 3.00A
E. 6.67 A.

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Correct Answer: Option A

Explanation

I =

E/R + r

1.5/2.5 + 0.5 + 7

= 0.15

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A cell of e.m.f. 1.5 V and internal resistance of 2.59 is connected in series...

Correct Answer: Option A

Explanation

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