The part of a DC generator that transmits the current from the generator to its external circuit is(are) the _____.
a. brushes
b. commutator
c. armature
d. slip rings
a. brushes
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At the point where a pipe takes a sharply angled turn, the fittings may be protected with a ____________________ block
Fill in the blank(s) with correct word
Outside micrometers are being discussed. Technician A says that on English system micrometers, sleeve markings are in .025 inch increments. Technician B says that on metric system micrometers, sleeve markings are in .005 millimeter increments. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
CO2 is injected into greenhouses from the months of _________________ through _______________. Each day in this period, it is injected for the time period from ___________________________ unless the following happens: ______________
Fill in the blank(s) with correct word
The coefficient of friction is found by ________
A) Multiplying the tensile force by the weight force B) Multiplying the weight force by the tensile force C) Dividing tensile force by weight force D) Dividing weight force by tensile force