Technician A says if a timing belt or chain becomes excessively worn, it is possible that a change in valve timing accuracy will result. Technician B says an excessively worn timing chain or belt can cause the timing to jump. Who is correct?

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


Answer: C

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List the significant contributions of Walter Shewhart.

What will be an ideal response?

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Technician A says that it is likely that biodiesel will replace petroleum base diesel fuel within the next decade because of its lower emissions. Technician B says that all ASTM 6751 biodiesel has a yellow tint. Who is correct?

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

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The gas valve is basically a solenoid valve with a safety circuit to ensure that the pilot light is burning

Indicate whether the statement is true or false

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The rolloff rate for a 6-pole filter is

A) 120 dB/decade B) 36 dB/decade C) 40 dB/decade D) 60 dB/decade

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