What causes the pointer to move on a dial type thermometer?
What will be an ideal response?
The bi-metal element expands with temperature rise and contracts with temperature fall.
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A MIG unit has a wire melt-off of 3.2 pounds/hour. How many pounds will be melted in 9.25 hours?
What will be an ideal response?
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The easiest way to become familiar with scientific names is to say them out loud when planting the seed or seedling
Indicate whether the statement is true or false
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Beams are primarily designed to resist ____ forces.
A. torsion B. tension C. bending D. shear
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The preferred method of cutting copper tubing for a refrigeration system is with:
A) A tubing cutter. B) A cutting torch. C) A circular saw. D) A hacksaw.
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