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[" 15.A candle of diameter "d],[" is flo...

[" 15.A candle of diameter "d],[" is floating on a liquid in "],[" " a cylindrical container "],[" of diameter "D(D>>d)],[" as shown in figure."],[" If "2cm" hr- then the "],[" top of the candle will "],[" (d) remain at the same height "],[" (b) fall at the rate of "1cm" hr- "1],[" (c) fall at the rate of "2cmhr^(-1)],[" (d) go up at the rate of "1cmhr^(-1)." (200"2" ."]

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