In a certain three-branch parallel circuit, R1 has 12 mA through it, R2 has 15 mA through it, and R3 has 25 mA through it. After measuring a total of 27 mA, you can say that
Options
A. R3 is open
B. R1 is open
C. R2 is open
D. the circuit is operating properly
Correct Answer
R3 is open
More questions
1. What is the coefficient of coupling for a transformer in which 4% of the total flux generated in the primary does not pass through the secondary?
2. Thevenin's theorem provides a method for the reduction of any ac circuit to an equivalent form consisting of an equivalent current source in parallel with an equivalent impedance.