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Questions in engineering

[Free] A feeder supplying six 30A shore power receptacles requires a minimum ampacity of _____. Select one: a. 43,200VA b. 34,560VA c. 21,600VA d. 19,440VA

[Free] On a 1.3 liter engine, what makes the crankshaft pulley bolt different?

[Free] Which type of hazard control prevents a worker from encountering a hazard in the first place? A. Engineering controls B. Administrative controls C. Work-practice controls D. Personal protective equipment

[Free] The leakage current in a diode is due to A. Minority carriers B. Majority carriers C. Junction capacitance D. None

[Free] (b) A potential is given by the expression $V=2(x+1)^2(y+2)^2(z+3)^2$ volts in free space. Determine each of the following at point $P (1,2,3)$: (i) potential; (ii) electric field; (iii) electric flux density.

[Free] The gear(s) that directly drive the drive axles is/are the: A. Side gears. B. Pinion gears. C. Ring gear. D. Drive pinion gear.

[Free] The most common failure of the final drive assembly are the: A. Differential gears. B. Seals. C. Axle bearings. D. Ring and pinion gears.

[Free] What is a plumb bob used for? A. Checking and measuring elevations over long distances B. Making a straight line for many feet C. Checking a window header to make sure that it is level D. Checking to make sure that a line is perfectly vertical

[Free] Hooke's Law for a material always applies in the A. Plastic range. B. Elastic range. C. Monotonic range. D. 0-2% Strain range.

[Free] What is a 2-foot level used for? A. Checking and measuring elevations over long distances B. Checking square corners C. Checking a window header to make sure that it is level D. Checking to make sure that a string line is perfectly level