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If resistance of the filament increases with temperature, what will be power dissipated in a -  lamp when connected to  power supply

a)

b)

c)

d)

None of these


Question ID - 150514 :-

If resistance of the filament increases with temperature, what will be power dissipated in a -  lamp when connected to  power supply

a)

b)

c)

d)

None of these

1 Answer
5876 Votes
3537

Answer Key : (c) -

(c)

If resistance does not vary with temperature  consumed

. But in second case resistance decreases so consumed power will be more than



Next Question :

Resistances of  each are connected in the manner shown in adjoining figure. With the current  as shown in figure, the potential difference  is

a)

b)

c)

d)


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