Class 4 (4th Engineer) MET 📅 Jan 2023

Exam Question

(a) What are condition under which cells are connected in Series, Parallel, Series & Parallel (6)

(b) The total resistance of a battery of series connected cell is 0.15 Ω. The resistance of a connected load is 0.6 Ω and the terminal voltage at this load is 12 V. Calculate the power loss in the battery (10)

Reference Answer

### (a) Conditions for Connecting Cells
#### 1. Series Connection
Cells are connected in series when a higher output voltage is required than what can be supplied by a single cell.
* **Condition/Purpose**: To increase the total electromotive force (EMF) or voltage of the battery bank.

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