In the circuit shown if the wire AB has a length of one meter, the galvanometer G reads zero at poin C. along the wire, the value of unknown resistor Rx (ohm) is: HE 2020 a) 6 b) 4 c) 1.5 d) 2 e) None. A 3 volt til+ mm Rx 60 cm Inn Rs 90 B

College Physics
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ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter17: Current And Resistance
Section: Chapter Questions
Problem 66AP: When a straight wire is heated, its resistance changes according to the equation R = R0 [1 + (T ...
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Wheatstone Bridge Experiment:
In the circuit shown if the wire AB has a length of
one meter, the galvanometer G reads zero at point
C. along the wire, the value of unknown resistor
Rx (ohm) is:
2020
a) 6
b) 4
c) 1.5
d) 2
e) None.
A
Ha
3 volt
سال
Rx
-60 cm
mmmm
Rs=90
B
Transcribed Image Text:Wheatstone Bridge Experiment: In the circuit shown if the wire AB has a length of one meter, the galvanometer G reads zero at point C. along the wire, the value of unknown resistor Rx (ohm) is: 2020 a) 6 b) 4 c) 1.5 d) 2 e) None. A Ha 3 volt سال Rx -60 cm mmmm Rs=90 B
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