When attempting to suppress a Class C fire in a chassis, which of the following is good practice?

A. Disconnecting the batteries.
B. Using a carbon dioxide fire extinguisher.
C. Avoiding inhaling the fumes produced by burning conduit.
D. All of the above.


D. All of the above.

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Technician A says the DFI fuel injector runs at lower fuel pressures than port fuel injectors. Technician B says that the DFI fuel injector may be difficult to remove from the cylinder head. Who is correct?

A. Technician A B. Technician B C. Both A and B D. Neither A nor B

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In the words cathode and anode, what does ode mean?

A. positive B. negative C. terminal D. resistance

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For the following pairs of signals, determine if v? leads or lags v? and by how much.

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What is the best pH level to maintain in a water tower?

A) Between 6.5 and 9 B) Lower than 6 C) The pH of the water has very little effect on the operation of the cooling tower. D) Higher than 9

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