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The proper representation of a series combination of cells (figure) obtaining maximum potential is

Electricity ALP Rishi 16Q-Hindi images Q8

  1. i
  2. ii
  3. iii
  4. iv

Answer (Detailed Solution Below)

Option 1 : i

Detailed Solution

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  • For a series combination of cells, the negative terminal of the first cell should be joined to the positive terminal of the second cell and
  • the negative terminal of the second cell should be joined to the positive terminal of the third cell


Only first option satisfies this condition

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More Cells in Series and in Parallel Questions

Q1.In series combination of ‘n’ cells, in order to get maximum current through the circuit, the external resistance ‘R’ and internal resistance ‘r’ of the cells shall be related as:
Q2.If the series arrangement of two similar cells of emf E and internal resistance r is connected to a load of resistance R, then find the current in the load resistance.
Q3.______terminal of a cell must be joined with the ______ terminal of another cell to form a battery. I. Negative, positive II. Negative, Negative III. Positive, Positive
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Q5.The equivalent emf of the given diagram is:
Q6.A cell of emf 6 volts and internal resistance 2Ω is connected parallel with another cell of emf 9 volts and internal resistance 1Ω, when this arrangement is connected across a 12Ω resistance then the current through the resistance will be:
Q7.A group of boys connected 10 identical cells first in series and then in parallel across a bulb of resistance 50Ω and they see that the reading of the ammeter is 1 ampere in both cases. Then the internal resistance of any one cell will be:
Q8.The current due to one cell of negligible internal resistance in the circuit is I. If single cell is replaced with the series combination of n such identical cells, then the current in the circuit will be:
Q9.The n identical cells of internal resistance r are connected parallel across an external resistance R, the current in the circuit will be maximum when:
Q10.The series combination of the cells is not advantageous when:

More Current, Resistance and Electricity Questions

Q1.What is the SI unit of current?
Q2.An incandescent electric bulb converts 20% of its power consumption into light, and the remaining power is dissipated as heat. The bulb's filament has a resistance of 200 Ω and 2 A current flows through it. If the bulb remains ON for 10 h and the rate of electricity charge is Rs. 5/unit, then which among the following is the correct amount for the money spent on producing light?
Q3.In which one among the following situations, the bulb ⊗ would glow the most ? (Consider all batteries are the same)  
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Q5.The current in the primary circuit of a potentiometer wire is 0.5 A, ρ for the wire is 4 × 10-7 Ω-m and area of cross- section of wire is 8 × 10-6 m2. The potential gradient in the wire would be
Q6.Which one of the following electrical meter has the smallest resistance?
Q7.Which of the following substances can change to liquid when heated? 
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Q9.A cell E1 of emf 6V and internal resistance 2Ω is connected with another cell E2 of emf 4V and internal resistance 8Ω (as shown in the figure). The potential difference across points X and Y is
Q10.The current (i1) (in A) flowing through 1Ω resistor in the following circuit is

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Q1.What is the region around a magnet where the magnetic force is experienced known as?
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Q9.Image formed by an objective of a compound microscope is
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