The purpose of the National Electrical Code® is the practical ________ of persons and property from hazards arising from the use of electricity.
A. Principles
B. Safeguarding
C. Fundamentals
D. Protection
B. Safeguarding
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Which of the following defines actual piston stroke?
A. Crank throw B. Two times crank throw C. Bore divided by stroke D. Rod eye to rod journal dimension
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Let X ~ Bin(9, 0.4). Find
a. P(X > 6)
b. P(X ?2)
c. P(2? X <5)
d. P(2< X ?5)
e. P(X = 0)
f. P(X = 7)
g. 
h. 
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Field is created in a coil of wire when ________
A) the coil has a core B) current flows through the wire C) current stops flowing through a wire
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Which signal path supplies timing and control signals to memory?
A) control bus B) data bus C) memory bus D) address bus
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