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
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
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
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.