Engines used in earthwork equipment are qualified by the power developed under specified conditions. As operating conditions change, the power developed will increase with local ambience, if1. Ambient temperature increases2. Ambient temperature decrease3. Ambient pressure increases4. Ambient pressure decreasesWhich of the above statements are correct?

Engines used in earthwork equipment are qualified by the power develop

1.	Engines used in earthwork equipment are qualified by the power developed under specified conditions. As operating conditions change, the power developed will increase with local ambience, if1. Ambient temperature increases2. Ambient temperature decrease3. Ambient pressure increases4. Ambient pressure decreasesWhich of the above statements are correct?
A.	1 and 3 only
B.	1 and 4 only
C.	2 and 3 only
D.	2 and 4 only
Answer» D. 2 and 4 only

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