Answer:
C
Explanation:
If a pulley system has an efficiency of 74.2%, then only that fraction of the work performed will be useful. 74.2%=0.742. 0.742*200 is about 148J. Hope this helps!
<span>The repelling of the support magnet decreases friction. is the answer you're looking for . :)
hope i helped - beanz</span>
Answer:
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Explanation:
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Answer:
Three types of thermal expansion are linear expansion,s superficial expansion,cubical expansion
Respiratory system.
Oversimplified Explanation: they enter the lungs, which is part of the respiratory system.
