Using a stretcher course and a rowlock course to form each step, how many standard-size bricks are needed to face the surfaces of a flight of 5 concrete stairs if each tread measures 12" deep by 40" wide? (Refer to the diagram on page 65 in the book.)
What will be an ideal response?
175
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What precaution should one take regardless of the type of gripper or power source for the gripper?
What will be an ideal response?
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The term GFRC is an acronym for
A) glass fiber-restrained cement. B) glass fiber-reinforced concrete. C) glass fiber-reinforced cement. D) glass fiber-restrained concrete. E) none of the above.
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What schematic symbol is shown in the accompanying figure?
a. Normally Open Contacts
b. Solenoid Coil
c. Coil
d. Normally Closed Contacts
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Determine the load in volt-amperes for a 10-horsepower, 300-volt, single phase electric motor to be used in a feeder calculation. Hint: assume that the full load current of the motor is 30.8 amperes.
What will be an ideal response?
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