Q5. (a) What are the hazards associated with batteries? (4)
(b) What safety precautions are to be taken while operating and maintaining the batteries including in battery room. (6)
(c) What are the safety arrangements seen in the Battery room of a ship? (6)
Q5. a) What are the hazards associated with batteries? (6)
b) What safety precautions are to be taken while operating and maintaining the batteries including in battery room. (10)
Q2. a) Distinguish between primary and secondary cells. (4)
b) Explain Internal resistance in a battery. (4)
c) What are the factors affecting internal resistance of a battery. (8)
Q1. a) Explain the working principle of an alkaline battery. (8)
b) Compare the alkaline battery with Lead-Acid battery. (8)
Q3. (a) Sketch and describe the working of a Lead-Acid battery. (12)
(b) What routine maintenance is carried out on these batteries? (4)
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