While having a discussion, Technician A says that if the voltmeter reads 0.4 volt or more, the system should be flushed and refilled with new coolant to prevent corrosion of the metal parts in the system. Technician B says that the system should be flushed if the voltmeter reading is less than 0.4. Who is correct?

A. A only
B. B only
C. Both A and B
D. Neither A nor B


Answer: A

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Which statement is true regarding the internal grids in automotive batteries?

A) The lead used to make the grid is enhanced with other elements for durability B) The grid is made mainly of lead C) Both A and B D) Neither A nor B

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What is a general formula for calculating the effect of temperature on a holding charge?

A) New temperature/starting temperature × starting pressure B) Add or subtract the temperature difference from the starting pressure. C) P2 = P1 × delta T D) 4005 × square root of temperature difference

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A vertical offset is typically referred to as

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

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The use of water-based cleaners or mineral spirits to flush the converter is recommended.

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

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