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An ideal battery is connected to a circuit of four resistances . If resistance R4 is increased then... A. PD across R2 increases B. PD across R4 increases C. PD across R1 increases

An ideal battery is connected to a circuit of four resistances . If resistance R4 is increased then...
A. PD across R2 increases 
B. PD across R4 increases
C. PD across R1 increases

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1 Answers

Khimraj
3007 Points
3 years ago
potential across R4 will increase because 
the the resistance R4 is increased but potential across whole branch R2,R3,R4 will remain same as it directly connected to battery.

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