Commercial Drivers License (General Knowledge) : Inspection

Study concepts, example questions & explanations for Commercial Drivers License (General Knowledge)

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Example Questions

Example Question #7 : Commercial Drivers License (General Knowledge)

Under which of the following conditions is it safe to remove the radiator cap on your vehicle?

Possible Answers:

The engine is not overheated, but the engine has been in recent use

The radiator is undamaged and the engine is warm

The entire engine system is completely cooled

None of these; the radiator cap should never be removed

Correct answer:

The entire engine system is completely cooled

Explanation:

In order for it to be remotely safe to remove your radiator cap, the entire engine system must be completely cooled. Even in that condition, removing the radiator cap should be only be done with extreme caution.

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