railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical and Electronics Measurements Measurement of R/L/C Using Bridge Circuits
If an ideal inductor (L) is connected in one arm of the bridge circuit and resistances R1, R2 and R3 are connected in the other three arms, then which of the following statements is true?
1
The bridge can be balanced
2
The bridge is balanced for some specified value of R1, R2 and R3
3
The bridge is balanced for some specified value of frequency
4
The bridge cannot be balanced