Technician A says that the purpose and function of the cooling system is to maintain proper engine operating temperature. Technician B says that the water pump controls engine coolant temperature by opening at its rated opening temperature to allow coolant to flow through the radiator. Which technician is correct?

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


A) Technician A only

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18 is 66 2/3 % of ____________________.

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

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What will adding resistance to a series circuit cause?

A. More current to flow B. Less current to flow C. The total resistance to go down D. None of the above

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____________________ are conditions that cause a noticeable change on an area of a horse but that tend to have no impact on performance.

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

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Front and rear drive shaft U-joint working angles should be within ________ degrees of each other

A) 0.5 B) 3.0 C) 1.0 D) 4.0

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