Circuit diagram of a wheatstone brigde in which Resistance 1=Resistance 2=Resistance 3=Varrying Resistance 4 = 1000ohms and Emf =20volts. The galvanometer can detect as low as 0.1milliamperes. Determine;
Small charge in the resistance that can be detected.
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1.
2.
3.
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Bravo! Thanks so much. To the above question, what is the smallest charge in resistance that can be detected?
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