Technician A says a disadvantage of drum brakes is that they require an adjusting mechanism to maintain the proper clearance between the shoe and drum. Technician B says a disadvantage of drum brakes is that they pull the car to one side during braking under certain conditions. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
C
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A(n) ____________________ engine has a piston that moves alternately up and down inside a cylinder.
Fill in the blank(s) with the appropriate word(s).
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Through _____ engineering, plants have been designed that are more tolerant of herbicides and resistant to insects
A) agricultural B) mechanical C) chemical D) genetic
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The carbon arc cutting process was developed in the ____.
A. 1930s B. 1940s C. 1950s D. 1960s
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A ____ (MOV) is connected across the AC input to help eliminate any voltage spikes that may occur on the line.
A. mathematically operated varistor B. metal oxide varistor C. mathematically operated voltmeter D. metal oxide voltmeter
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