____ current power source provides a voltage whose polarity and output voltage never change direction.
a. Alternating
b. Direct
c. Transformer
d. Electric
b. Direct
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The _____ is a large structure that is shared by all eukaryotic cells and is composed primarily of nucleic acids, proteins, and enzymes
a. Lysosome c. Nucleus b. Cytoplasm d. Centromere
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What are the advantages of organic matter in the soil?
What will be an ideal response?
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An engine has a 4.500 diameter bore and a 4.000 stroke. This engine is: __________ ?
a. Oversquare b. Rectangular c. Undersquare d. Square
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Why is the triac popular in industrial circuits?
What will be an ideal response?
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