The primary voltage of a transformer is 120V, and the number of turns in the primary winding is 100. If the
secondary voltage is 12V, the number of turns of the secondary winding is _____.
a. 0.1
b. 1
c. 10
d. 100
c
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____ tissue consists of a layer of cells covering the external surfaces of an animal and lining its internal tubes for digestion, respiration, circulation, reproduction, and excretion.
A. Nerve B. Epithelial C. Muscle D. Connective
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Which of the following will shorten the life of a filament in an incandescent lamp?
a. Operating at cooler temperatures b. Operating at warmer temperatures c. Frequently turning it on and off d. The use of a photosensor
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Describe an orifice and its action.
What will be an ideal response?
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? Identify and state the historical significance of the Australian ballot.
What will be an ideal response?
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