Answer the following statement(s) true (T) or false (F)
The motor is connected to the power line regardless of which direction it operates.
ANSWER: True
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When faced with different alternatives, there are many criteria that can be used to identify the best one. What is the tangible criterion that is usually used in an engineering economic analysis?
What will be an ideal response?
The first number in a wrought-aluminum designation indicates the _____
a. hardness factor b. aluminum purity c. alloy modification d. principal alloying element(s)
Technician A says that the bolt circle is the diameter of a circle that can be drawn through the center of each lug hole or stud. Technician B says that lug nuts have different tapers to fit different wheel lug holes. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Which is the correct formula for finding power?
A) P = V2 ÷ R B) P = I2 × R C) P = V × I D) all of these