A motor enclosure that minimizes the entrance of rain and airborne particles to the electrical parts is considered

_____.

a. drip-proof
b. dust-proof
c. sealed
d. weather-protected


d

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A single flower or small bouquet worn by a man is called a(n) _____

A) corsage B) nosegay C) arrangement D) boutonniere

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Which of the following is not classified as an essential amino acid?

A. alanine B. methionine C. lysine D. leucine

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Technician A says that an electronic throttle control uses a stepper motor. Technician B says that an electronic throttle control uses a vacuum controlled stepper motor to keep the throttle at a 16%-20% throttle opening. Which technician is correct?

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

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What is galvanic corrosion?

A) Corrosion at the contact point of two types of metal in the presence of an electrolyte B) Corrosion due to chemical incompatibility between the coil and the refrigerant C) Corrosion due to oxidation and chemical attack D) Corrosion due to attack by metal eating organisms

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