All of the following are secondary controls that must be checked during a pretrip inspection EXCEPT:

A. emergency and safety equipment
B. four-way flashers
C. windshield washers and wipers
D. the defroster


Answer: A

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Two technicians are discussing Karman Vortex sensors. Technician A says that they contain a burn-off circuit to keep them clean. Technician B says that they contain a movable vane. Which technician is correct?

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

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What type of orbit do geostationary orbits use?

A. Equatorial orbit B. Polar orbit C. Inclined orbit D. Subsatellite orbit

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To transport a bottle of compressed gas, use a _____

a. hand truck b. cylinder cart c. wheelbarrow d. tunnel buggy

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Determine which diodes are forward-biased and which are reverse-biased in the configurations shown in Figure P9.23. Assuming a 0.7-V drop across each forward-biased diode, determine vout.

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