Before digging on a site, what (which) activity (activities) should take place?
a. permission to work should be granted
b. utility locate number should be called
c. location of digging should be staked
d. all of the above
d. all of the above
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What is 1,700 x 21,000? Give your answer in scientific notation.
What will be an ideal response?
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At temperatures below the thermoneutral zone, mammals or birds often increase thermogenesis
Indicate whether the statement is true or false
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Brass is the most commonly used wire type on a wire EDM
Indicate whether the statement is true or false
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To prevent stiction from occurring to a valve this is done:
a. Pulse an electrical signal to the valve b. Use a lower viscosity hydraulic fluid c. Use a higher voltage signal to the valve d. Reduce the main relief pressure setting
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