Technician a Says Heat Is Transferred from an Exhaust Valve

question 21

Multiple Choice

Technician A says heat is transferred from an exhaust valve to the cylinder head through the valve seat. Technician B says some exhaust valves have a hollow stem filled with silicone to transfer heat to the valve guide. Who is correct?

• A)A only
• B)B only
• C)both A and B
• D)neither A nor B

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Definitions:

Plant Growth

The process by which plants increase in size and mass through both cell growth and cell division, influenced by environmental factors and genetic makeup.

Dependent Variable

The variable in an experiment that is measured and expected to change as a result of manipulations to the independent variable.

Uniformed Security

Personnel who wear a uniform to denote their role in providing protection and ensuring safety in various settings.

Directions

Instructions or guidance on how to reach a destination, complete a task, or operate something.