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A 2 volt battery, a resistor and a potentiometer of 100 cm length, all are connected in series. If…
A 2 volt battery, a $15\ \Omega$ resistor and a potentiometer of 100 cm length, all are connected in series. If the resistance of potentiometer wire is $5\ \Omega$, then the potential gradient of the potentiometer wire is…
- (a)$0.005\text{ V/cm}$
- (b)$0.05\text{ V/cm}$
- (c)$0.02\text{ V/cm}$
- (d)$0.2\text{ V/cm}$
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From ISC 2022 Specimen Physics Paper 1, question 28.