Porcelain placed in a laboratory furnace
A 1.2 m long bar of porcelain is placed in a laboratory furnace and heated to 1005 degrees C. If the final length of the bar is 1.207 m, what was the original temperature? Please show your work.
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What is the potential difference between the plates when the charge on the capacitor plates is 4.2mu C ?
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A small charged bead has a mass of 3.7 . It is held in a uniform electric field = (200,000 , up). When the bead is released, it accelerates upward with an acceleration of 27 .
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