Physics, 18.07.2020 17:01, iseestars3748
When a current flows through a metal wire, the moving charges are:.
a. negative metal ions.
b. positive metal ions.
c. only electrons.
d. only protons.
e. both protons and electrons.
Answers: 2
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If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =
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Aman is trying to drag a small tree that he cut down. if the static coefficient of friction of the tree on the ground is 0.5 and the tree weighs 670 n, what is the minimum amount of horizontal force that the man will need to apply so that the tree will start moving? o a. 465 n o b. 230 n o c. 670 n o d. 335 n
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Chi walked 100 meters in 5 minutes. she took another 15 minutes to walk another 400 meters to reach her house. what is her average speed?
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When a current flows through a metal wire, the moving charges are:.
a. negative metal ions.
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