Q5. The bridge circuit in Figure Q5 below is used to monitor temperature using a thermometer. The resistor R4 acts as a thermometer, and the C voltage supply is 15 V. When the bridge is balanced, R₁ = 300 2. What is the value of R3? Calculate the resistance R4 vs Vs relation for the 4 iterations of Vs from 0.5 V to 2 V 15 V + T D R1 220 Ω R2 400 £2 Figure Q5 C R3 R4 B

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Q5. The bridge circuit in Figure Q5 below is used to monitor temperature using a thermometer. The resistor R4
acts as a thermometer, and the C voltage supply is 15 V. When the bridge is balanced, R₁ = 300 2. What is the
value of R3? Calculate the resistance R4 vs Vs relation for the 4 iterations of Vs from 0.5 V to 2 V
15 V
+
T
D
R1
220 Ω
R2
400 £2
Figure Q5
C
R3
R4
B
Transcribed Image Text:Q5. The bridge circuit in Figure Q5 below is used to monitor temperature using a thermometer. The resistor R4 acts as a thermometer, and the C voltage supply is 15 V. When the bridge is balanced, R₁ = 300 2. What is the value of R3? Calculate the resistance R4 vs Vs relation for the 4 iterations of Vs from 0.5 V to 2 V 15 V + T D R1 220 Ω R2 400 £2 Figure Q5 C R3 R4 B
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