What is the difference between schedule 40 and schedule 80 iron pipe?

A) Schedule 80 is easier to bend than schedule 40.
B) Schedule 80 has a heavier wall than schedule 40.
C) They have a different metallurgical composition.
D) Schedule 40 has a heavier wall than schedule 80.


B

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The normal color of a horse's urine is ____.

A. wheat-straw B. dark red C. light yellow and cloudy D. brown

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____ established the first state reserve in 1870

A) Iowa B) South Dakota C) California D) New Jersey

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Technician A says that the purpose of the IAT sensor is to provide the engine computer (PCM) with the temperature of the air entering the engine. Technician B says that the IAT sensor information is used for fuel control (adding or subtracting fuel) and spark timing, depending on the temperature of incoming air. Who is right?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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The top surface of an insert should be positioned below the concrete panel surface by _____

a. 1/16" b. 1/8" c. 1/4" d. 3/8"

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