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What does CCA stand for in engine starting methods?(a) Circuit card assembly(b) Cold cranking amps(c) Chromated copper arsenate(d) Capital cost allowancesThis question was addressed to me by my college director while I was bunking the class.The query is from Engine Starting Methods topic in section Diesel Engine Plant of Energy Engineering

Answer»

Correct OPTION is (B) Cold cranking amps

Explanation: Today’s batteries are RATED in term of cold cranking amps. This represents the current that the battery can produce for 30 seconds at 0^oC before the battery voltage DROPS below 7.2 volts. An average battery today will have a CCA (Cold Cranking Amps) of 500.



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