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[" The tube of mercury barometer is "5mm...

[" The tube of mercury barometer is "5mm" in "],[" diameter.How much error does the surface tension "],[" cause in the reading ? S.T.of mercury "],[=540times10^(-3)Nm^(-1)" .Angle os contact "=135^(@)" ."],[qquad " (Ans."-0.2293times10^(-2)m)]

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The tube of mercury barometer is 4mm in diameter. How much error does the surface tension cause in the reading? Surface tension of mercury = 540" cc "10^(-3) Nm^(-1) , angle of contact = 135^(@) . Density of mercury = 13.6 xx 10^(33)kg m^(-3) .

The diameter of the mercury barometer tube is recorded as 6 mm. How much error is introduced due to surface tension in this reading. Surface tension of mercury is 540 xx 10^(-3)" N/m" Angle of contact for mercury is 140^@ .

The tube of a mercury barometer is 4.5 mm in diameter . What error does surface tension introduce in the reading? Given angle of contact of mercury and glass is 140^(@) . Surface tension of mercury 54xx 10^(-2) Nm^(-1) and density 13.6 g m // cc .

The tube of a mercury barometer is 1 cm is diameter. What correction dur to capillarity is to be applied to the barometric reading if the surface tension of mercury is 435.5 dyn/cm and the angle of contact of mercury with glass is 140^(@) ?

The tube of a mercury barometer is 1 cm in diameter. What correction due to capillarity with effect of meniscus is to be applied to barometer reading if surface tension of mercury is 435.5 dyne/cm and angle of contact of mercury with glass is 140^@ ? (density of mercury = 13600 kg//m^3 )

The diameter of a barometer tube is 3 mm. What will be the error in the barometer reading due to surface tension? For mercury in the glass tube, the surface tension =0.647 N.m^-1 , the angle of contact =128^@ and the density of mercury =13500 kg. m^-3 .

Water rises to a height of 9cm in a certain capillary tube. In the same tube the level of mercury surface is depressed by 3 cm . Compute the ratio of surface tension of water and mercury . Density of mercury 13.6 xx 10^(3) kg m^(-3) . Angle of contact of water is zero and that for mercury is 135^(@) .