Technician A says that a visual inspection can determine if brake linings contain asbestos. Technician B says that it is OK to blow brake dust with compressed air. Which technician is correct?

A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B


D) Neither technician A nor B

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A Navistar MaxxForce 15 engine has a total displacement of 15.2 liters. Convert this into cubic inches:

A. 921 cubic inches B. 928 cubic inches C. 934 cubic inches D. 1,052 cubic inches

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A limit control on a hot water boiler is needed to ____.

A. regulate the amount of water to each section of baseboard B. regulate the water in the supply line to the boiler C. balance the water flow rate in the piping system D. protect the boiler against excessive water temperatures

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What is the most important element of checking line voltage thermostats?

What will be an ideal response?

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If an electric heater is rated at 15,000 watts, and the voltage used is 240, what size breaker in amps would be required?

A) 50 B) 75 C) 140 D) 62.5

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