The ____________________ of a relay or contactor must make good direct contact when energized for the device to function properly.

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


contacts

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In. ________, two independent, self-sustaining plants are grafted together.

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

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It's 90 °F in the shop with high humidity. What pressure will be shown on the high-side pressure gauge (AC system on)?

A. 10 to 50 PSI B. 40 to 140 PSI C. 210 to 290 PSI D. At least 350 PSI

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When servicing brakes or clutches from manual transmission vehicles, what tool should be used to clean asbestos dust from these components? 

What will be an ideal response?

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The disadvantage of a two-wire sensor is that current flows through it when it is de-activated.

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

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