Technician A says that dielectric grease can be used to protect electrical connectors from atmospheric and road contamination. Technician B says that trailer van roll-up doors should be routinely pasted with axle grease. Who is correct?

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


Answer: A

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A #8 reinforcing bar has a diameter of

A) 1 in. B) 1/8 in. C) 8 in. D) none of the above.

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Find v? and i? in the circuit of Fig. 3.94.

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Solve and reduce all answers to lowest terms:  1/4' + 3/4' + 1/16' =

What will be an ideal response?

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When installing a gauge hose on a R-134a system the gauge will only read system pressure once:

A. The spring loaded collar has been pulled back B. The coupler has been installed and the hand valve has been back seated C. The coupler has been installed and hand valve had been front seated D. The protective valve cap has been removed

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