N-type material is silicone doped with which of these?

A) Antimony B) Arsenic C) Phosphorous D) All of these


D

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When soil pH is between 4.5 and 5.5, which micronutrient most commonly causes plant toxicity?

A) Zn B) Mo C) Cu D) Fe E) Mn

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Alternators induce voltage by rotating which of these?

A) Conductor around a fixed stator B) Diodes inside a magnetic field C) Magnetic field inside a fixed conductor D) Stator inside a magnetic field

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Technician A says no wheel speed sensors are adjustable. Technician B says improper tire size can set ABS system faults. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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What is the annual leak rate of a system holds 100 pounds of refrigerant and loses three pounds of refrigerant in a month?

A) You must check for an entire year to calculate the annual leak rate. B) 3% C) 36% D) The annual leak rate can only be determined at the factory.

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