Mineral deposits in the water portion of a water-cooled condenser act as ____.

A. a conductor of heat
B. an insulator
C. a cleaning solution
D. They have no effect on the operation of the condenser.


Answer: B

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The plugging switch may be driven by gears, by a chain drive, or a ____ coupling.

a. welded half b. direct rigid c. welded current d. direct flexible

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All of the following statements are true EXCEPT:

A. engines with computer feedback have a sensor located in the exhaust manifold called an oxygen sensor. B. in a feedback fuel system, the computer acts to make corrective changes to the air-fuel mixture entering the engine's cylinders. C. actuators relay information to the computer about throttle position, air and coolant temperature, airflow, manifold pressure, and barometric pressure, among others. D. feedback carburetors were used on some older cars.

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Sick mice must remain in quarantine or be ____________________

Fill in the blank(s) with correct word

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Two technicians are discussing the overhauling of brake master cylinders. Technician A says that the manufacturer may recommend replacement of the entire master cylinder assembly instead of an overhaul. Technician B says that many overhaul kits include replacement piston assemblies. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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