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In the network shown in figure power dissipated in and resistors are and respectively. Then is
detailed solution
Correct option is A
The circuit is a balanced wheat stone bridge i1=current through 2 Ω=92+1A=3A and i2=current through 6 Ω=96+3A=1A∴ P1P2=(3)2×2(1)2×6=3Talk to our academic expert!
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A resistor R is connected across a battery of emf 12 V. It observed that terminal potential differenceis 9 V and the power delivered to resistor is 18 W. Internal resistance of the battery ‘r’ and the resistance R are respectively
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