Two technicians named A and B, each weighing 200 lbs (90 kgs), jog a distance of one mile. Technician A completes the distance in 15 minutes and technician B completes the distance in 20 minutes. Which technician has the most power?

A. Technician A
B. Technician B
C. Equal power
D. More information is required


Answer: A

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Differential operation is being discussed. Technician A says when the equipment is driven forward in a straight line torque is transmitted from the driveshaft to the pinion shaft of the differential carrier. Technician B says that if the axles are both going the same speed, then the differential pinion gears will rotate on their axis. Who is correct?

A. Technician A B. Technician B C. Both D. Neither

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A condensing gas furnace uses ____ from a condensing type heat exchanger to increase the furnace efficiency.

A. sensible heat B. latent heat C. superheat D. subcooling

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Mobility assistance dogs are trained to

A. Open and close doors B. Push life-line buttons to call for help C. Pull wheelchairs and help stabilize walkers D. Turn lights on and off E. All of the above

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Since voltage is constant during the peak of a pulse input, the output of an LC integrator is constant during this time as well

Indicate whether the statement is true or false

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