Questions
In the network shown, when switch S is open, power dissipated in the circuit is 15 W. When S is closed, power dissipated in the circuit is 20 W. The is
detailed solution
Correct option is C
R1+R2+R3=10215 and R1+R2=10220∴R3=10015-10020 Ω=1.67 ΩTalk to our academic expert!
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