NEET | 2018Current Electricity and Electrical InstrumentHard
Question
A battery consists of a variable number 'n' of identical cells (having internal resistance 'r' each)
which are connected in series. The terminals of the battery are short-circuited and the current I is measured. Which of the graphs shows the correct relationship between I and n ?
Options
A.

B.

C.

D.

Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
There are two wires of same material but length and diameter of first wire are double of the second wire. Then the resis...In previous problem, if the cell had been connected in parallel (instead of in series) which of the above graphs would h...Find the current through the 10 Ω resistor shown in figure...Reading of ammeter in ampere for the following circuit is :-...The drift velocity of electrons in a conducting wire is of the order of 1mm/s, yet the bulb glows very quickly after the...