Los acoplamientos de expansión se utilizan con:

a. IMC.
b. EMT.
c. RMC.
d. PVC.


d. PVC.

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Technician A says that peak combustion pressures in modern diesel engines may be five times greater than the compression pressure in some modes of operation. Technician B says that while a diesel engine is idling, compression pressures may exceed combustion pressures. Who is correct?  

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

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A vector is a quantity that only has magnitude.

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

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Besides aristocrats, which other powerful institution saw its power reduced as a result of absolutist reforms?

a. the army b. the judiciary c. the church d. the merchant elite

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What is the maximum distance that a riser should be located away from a wall?

a. 2 inches b. 4 inches c. 6 inches d. 12 inches

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