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An infinite sequence of resistances is shown in the figure. The resultant resistance between  and  will be, when  and

a)

Infinity

b)

c)

d)


Question ID - 150738 :-

An infinite sequence of resistances is shown in the figure. The resultant resistance between  and  will be, when  and

a)

Infinity

b)

c)

d)

1 Answer
5876 Votes
3537

Answer Key : (c) -

(c)

Let the resultant resistance be  If we add one more branch, then the resultant resistance would be the same because this is an infinite sequence

 or



Next Question :

A 200 W and a 100 W bulb, both meant for operation at 220 V are connected in series.  When connected to a 220 V supply the power consumed by the combination is

a)

33.3 W

b)

66.7 W

c)

300 W

d)

100 W


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