Ex, 8: The tube of a mercury barometer is 1 cm diameter, what correction due to capillarity 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 / m³ )

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Ex. 8: The tube of a mercury barometer is 1 cm
diameter, what correction due to capillarity 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 / m³)
Transcribed Image Text:Ex. 8: The tube of a mercury barometer is 1 cm diameter, what correction due to capillarity 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 / m³)
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