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Assuming the density of air to be 1.295 kg m-3, find the fall in barometric height in mm of Hg at a height of 107 m above the sea level. Take density of mercury = 13.6 × 103 kg m-3.
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Hint : Density of iron is less than that of mercury, but more than that of water.
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A ship submerges more as it sails from sea water to river water.
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Select the correct option:
The ratio between the mass of a substance and the mass of an equal volume of water at 4°C is called:
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