97 SSM A group of N identical batteries of emf E and internal re- sistance r may be connected all in series (Fig. 27-80a) or all in par- allel (Fig. 27-806) and then across a resistor R. Show that both arrangements give the same current in Rif R = r. N batteries in series ..... (a) N batteries in parallel 3- (6)

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97 SSM A group of N identical batteries of emf E and internal re-
sistance r may be connected all in series (Fig. 27-80a) or all in par-
allel (Fig. 27-806) and then across a resistor R. Show that both
arrangements give the same current in Rif R = r.
N batteries in series
.....
(a)
N batteries in parallel
3-
(6)
Transcribed Image Text:97 SSM A group of N identical batteries of emf E and internal re- sistance r may be connected all in series (Fig. 27-80a) or all in par- allel (Fig. 27-806) and then across a resistor R. Show that both arrangements give the same current in Rif R = r. N batteries in series ..... (a) N batteries in parallel 3- (6)
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