Under which requirements does construction or maintenance done at a mine or a facility that handles mine products such as portland cement, coal, gravel, and limestone fall?

a. OSHA
b. NFPA
c. ASME
d. MSHA


d. MSHA

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Technician A says that a proper U-joint inspection can be done with the driveshaft in place on the vehicle. Technician B says that you must remove the driveshaft to properly inspect the U-joints. Which technician is correct?

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

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The voltage drop across the parallel resistors shown in Figure 1 is _____.


a. 2.5 amps
b. 3.24 amps
c. 4.14 amps
d. 5.21 amps

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If the in-phase current in the accompanying figure is 3A, calculate the apparent power.

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____________________ is a transparent substance manufactured by heating a mixture of sand, soda (sodium carbonate), limestone, and other materials to a temperature of about 2,400°F (1,300°C).

Fill in the blank(s) with the appropriate word(s).

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