Which of the following is a balance equation for computing the resistance?(a) R1 = ^R2 R3⁄R4(b) R1 = ^R2 ⁄ R4(c) R1 = ^R3 ⁄ R4(d) R1 = R2 R3This question was posed to me in a national level competition.This intriguing question originated from Anderson Bridge, Advantages & Disadvantages of Anderson Bridge in portion Measurement of Inductance and Capacitance of Electrical Measurements

Which of the following is a balance equation for computing the resista

1.	Which of the following is a balance equation for computing the resistance?(a) R1 = ^R2 R3⁄R4(b) R1 = ^R2 ⁄ R4(c) R1 = ^R3 ⁄ R4(d) R1 = R2 R3This question was posed to me in a national level competition.This intriguing question originated from Anderson Bridge, Advantages & Disadvantages of Anderson Bridge in portion Measurement of Inductance and Capacitance of Electrical Measurements
Answer» The correct OPTION is (a) R1 = ^R2 R3⁄R4 For explanation I would SAY: The balance equation for computing the resistance in an Anderson’s bridge is GIVEN by the equation R1 = ^R2 R3⁄R4. where, R2, R3 and R4 are the known non-inductive resistances.

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