Electrical Measurements Lab

Maxwell Bridge

Attempt the following questions:

Q1. Maxwell inductance capacitance bridge can be used for _________.

measurement of inductance
measurement of capacitance and inductance
measurement of resistance
measurement of voltage and current

Q2. Balance equation for computing the unknown resistance is?

R₁ = R₂/R₁
R₁ = R₂*R₃/R₄
R₁ = R₃/R₁
R₁ = 1/R₁

Q3. Balance equation for computing the value of the unknown inductance is?

L₁ = R₂R₃
L₁ = R₂C₄
L₁ = R₂R₃C₄
L₁ = R₃C₄

Q4. Quality factor of the circuit is given by _________.

Q = ωC₁
Q = ωR₁
Q = ω
Q = ωR₄C₄

Q5. What is the significance of capacitors in a Maxwell bridge?

they are used to block dc
they are used to block ac
they are cheap
they are expensive