Current Electricity and Electrical InstrumentHard
Question
The internal resistance of a cell is the resistance is the resistance of :
Options
A.electrolyte used in the cell
B.electrodes of the cell
C.vessel of the cell
D.none of these
Solution
Internal resistance of a cell is the resistance of electrolyte used in the cell. That is why when it is heated its conductivity is increased due to mobility of ions.
Create a free account to view solution
View Solution FreeTopic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
A galvanometer of resistance G, is shunted by a resistance SΩ. To keep the main current in the circuit unchanged, t...An ammeter and a voltmeter are joined in series to a cell. Their readings are A and V respectively. If a resistance is n...Eight identical cells each of potential E and internal resistance r are connected in series to form a closed circuit. An...A 5V battery with internal resistance 2Ω and a 2V battery with internal resistance 1Ω are connected to a 10	...If i = 0.25 amp. in fig then value of R is : -...