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Category: Properties of Matter

Question-62534

Question Number 62534 by peter frank last updated on 22/Jun/19 Answered by tanmay last updated on 22/Jun/19 $${bi}\:{metal}\:{changed}\:{to}\:{a}\:{shape}\:{concave}.. \\ $$$$\:\:{as}\:\:\:\smallsmile\:{and}\:{touch}\:{upper}\:.\:{point}\:{to}\:{activate} \\ $$$${A}\:…{so}\:{A}\:{is}\:{cooler} \\ $$$${and}\:{B}\:{is}\:{heater}…{i}\:{think}\:{so} \\…

An-iceberg-is-floating-in-sea-water-The-density-of-ice-is-0-92g-cm-3-and-that-of-sea-water-is-1-02g-cm-3-What-of-ice-will-be-below-the-water-

Question Number 52377 by Necxx last updated on 07/Jan/19 $${An}\:{iceberg}\:{is}\:{floating}\:{in}\:{sea}\:{water}. \\ $$$${The}\:{density}\:{of}\:{ice}\:{is}\:\mathrm{0}.\mathrm{92}{g}/{cm}^{\mathrm{3}} \\ $$$${and}\:{that}\:{of}\:{sea}\:{water}\:{is}\:\mathrm{1}.\mathrm{02}{g}/{cm}^{\mathrm{3}} . \\ $$$${What}\:\%\:{of}\:{ice}\:{will}\:\:{be}\:{below}\:{the} \\ $$$${water}? \\ $$ Commented by mr W…

A-cuboid-block-is-floating-in-a-liquid-with-half-of-its-volume-immersed-in-the-liquid-When-the-whole-system-accelerates-upwards-with-an-acceleration-of-g-3-The-fraction-of-volume-immersed-in-the-liq

Question Number 52273 by Necxx last updated on 05/Jan/19 $${A}\:{cuboid}\:{block}\:{is}\:{floating}\:{in}\:{a} \\ $$$${liquid}\:{with}\:{half}\:{of}\:{its}\:{volume} \\ $$$${immersed}\:{in}\:{the}\:{liquid}.{When}\:{the} \\ $$$${whole}\:{system}\:{accelerates}\:{upwards} \\ $$$${with}\:{an}\:{acceleration}\:{of}\:{g}/\mathrm{3}\:.\:{The} \\ $$$${fraction}\:{of}\:{volume}\:{immersed}\:{in} \\ $$$${the}\:{liquid}\:{will}\:{be} \\ $$$$\left.{a}\left.\right)\left.\mathrm{1}\left./\mathrm{2}\:{b}\right)\mathrm{3}/\mathrm{8}\:{c}\right)\mathrm{2}/\mathrm{3}\:{d}\right)\mathrm{3}/\mathrm{4} \\…