Two identical thermometers made of pyrex glass contain,respectively identical volumes of mercury and methyl alcohol.If the expansion of the glass is taken into account,how many times greater is the distance between the degree marks on the methyl alcohol thermometer than that on the mercury thermometer? (methyl=1200X10^-6(`C), mercury=182X10^-6(`C), glass=9.9X10^-6(`C))
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when all parts oof a circuit are composed of conducting materials,the circuit is said to be A.parallel B.shorted C.open D.closed
1 answer