Compared with the power input to an ideal transformer, the power output is
A) greater.
B) less.
C) either greater or less.
D) the same.
Answer: D
Physics & Space Science
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Uranus rotates with its equator almost parallel to its orbit
Indicate whether the statement is true or false
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An alloy in the UNS designation system starting with the letter T is a _________steel.
Fill in the blank(s) with the appropriate word(s).
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Work: You carry a 7.0-kg bag of groceries 1.2 m above the ground at constant speed across a 2.7 m room. How much work do you do on the bag in the process?
A. 0.00 J B. 82 J C. 185 J D. 157 J
Physics & Space Science
Impulse involves the time that a force acts, whereas work involves the
A) distance that a force acts. B) time and distance that a force acts. C) acceleration that a force produces.
Physics & Space Science