_______________ loads are usually expressed in pounds per square foot (psf) and are recommended by various local, state, and national codes.
Fill in the blank(s) with the appropriate word(s).
Live loads are usually expressed in pounds per square foot (psf) and are recommended by various local, state, and national codes.
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If the heater in a fixed IEC bimetallic overload relay fails, _____.
a. the heater must be replaced with a heater of the same size b. it and all the other heaters in the overload relay must be replaced c. the entire overload relay must be replaced d. the heater can be replaced with a heater of the same size or one that is slightly smaller
The voltage drop across any resistor or combination of resistors in a series circuit equals:
A) the product of the circuit current times the resistance value. B) the applied voltage across the resistor (A). C) the ratio of the resistance values to the total resistance times the source voltage. D) all of these.
The metal takeoff shows a total of 2000 pounds with a waste factor of 30% gives you a total of metal need of __________ pounds.
A. 2000 B. 600 C. 2300 D. 2600
When cleaning automotive parts, what is the purpose of wearing gloves?
What will be an ideal response?