Physics, 07.03.2020 02:23 wsdafvbhjkl
A wire of length L and diameter D has a resistance R. If the length and the diameter of the same wire are decreased to half of their original values, the resistivity of the new wire
A. doubles.
B. drops to half its original vale.
C. quadruples
D. drops to one quarter its original value.
E. remains the same.
Answers: 3
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Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?
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The process of predicting values that extend beyond the range of data points is called absolute value extrapolation interpolation prediction for any given: )
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A wire of length L and diameter D has a resistance R. If the length and the diameter of the same wir...
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