1. A cell of e.m.f. 2 V and internal resistance 1.22 is
connected to an ammeter of resistance 0.8 12 and two
resistors of 4.5 22 and 9 2 as shown in Fig. 8.56.
2 V
1-2 22
1
4.5 22
0-8 22
А.
Fig. 8.56
922
Find :
(a) the reading of the ammeter,
(b) the potential difference across the terminals of
the cell, and
(c) the potential difference across the 4.5 S2 resistor.
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