What is the chemically active matter on the anode plates of wet cell, lead-acid batteries?

A. antimony
B. lead peroxide
C. sponge lead
D. calcium


Answer: B

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The texture of the pile in a fusion-bonded carpet is

A) cut pile. B) frieze pile. C) level loop pile. D) multilevel loop pile. E) none of the above.

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With the help of sketches and notes, explain the difference between a simple connection and a rigid connection between a wide-flange column and a wide-flange beam.

What will be an ideal response?

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In a circuit with a short to ground ____________

A) Some or all of the electrical loads may no longer work B) No current flows past the point of the short C) Both A and B D) Neither A nor B

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Posttensioning of concrete slabs is used to _____

a. reduce the amount of reinforcing steel needed b. shorten the curing time of the concrete c. allow the use of lower-strength concrete d. reduce cracking under heavy load

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