Speed control is accomplished by controlling motor rotor current, thereby controlling ____.

a. motors located remotely
b. the SCR´s output voltage
c. the motor torque
d. the operation of relays


c. the motor torque

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All of the following statements are true EXCEPT:

A. shift forks fit into grooves cut in the outside of the synchro collar. B. gear changes are made using shift linkage or cables. C. spring tension holds the detent balls into the detent notches in the shift rail. D. an interlock mechanism holds the transmission in gear.

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If plants are trained to grow on a trellis, then how many inches should the canes be kept at in relation to what is recommended for nonsupported plants?

A) 10 inches lower B) 10 inches higher C) 12 inches higher D) 12 inches lower

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The lane departure warning system camera is capable of detecting white lines, yellow lines, or dots in the road and to track the road features.

Answer the following statement true (T) or false (F)

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For a residential job, a reel containing 1,050 feet of cable is delivered. Three 45-foot lengths and three 65-foot lengths are used. How many feet are left?

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

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