The type of jack that can only be used to raise loads under 25 tons is the _____.

a. screw jack
b. ratchet jack
c. hydraulic jack
d. electric jack


Answer: B

Trades & Technology

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Almost all insects are harmful

Indicate whether the statement is true or false.

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Meat inspection and meat grading are essentially the same thing.

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

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In an electroplating operation, what is the negative terminal called?

A. anode B. cathode

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A gauge and manifold assembly used in refrigeration work may include ____.

A. compound gauge, standard gauge, manifold, valves and hoses B. either two or four valves C. a four-way valve design using a shutoff valve for each hose D. all of the above

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