Which quantity among the following increases when cells are connected in parallel?

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ALP CBT 2 Electronic Mechanic Previous Paper: Held on 21 Jan 2019 Shift 1
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  1. Voltage
  2. Internal Resistance
  3. Amp Hours
  4. Current

Answer (Detailed Solution Below)

Option 3 : Amp Hours
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Detailed Solution

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Parallel Connection:

In order to increase the ampere-hour rating of a battery, cells are connected in parallel.

This is explained with the help of the following diagram:

  • The positive terminals of all batteries are connected together, or to a common conductor, and all negative terminals are connected in the same manner.
  • The final voltage remains unchanged while the capacity of the assembly is the sum of the capacities of the individual batteries of this connection.

Series connection:

  • Increases output voltage.
  • Capacity remains the same (measured in ampere-hours).

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