The minimum diameter necessary to avoid the capillary rise in the manometer is

Related MCQs

• The capillary rise of water in the glass tube is given by
• Capallary waves in channels, capillary rise in narrow passages are the instances where
• The angle of contact (0) between water and glass tube in case of capillary rise is equal to
• The capillary rise in a narrow two-dimensional slit of width 'W' is
• In order to avoid a correction for the effect of capillarity in manometers, the diameter of the tube should be
• A mercury water manometer indicates a gauge difference of 400 mm. The difference in pressure, measured in metres of water, is
• A U-tube manometer, attached to an air pipe, measures 20 cm of mercury. The pressure, in kPa, in the air pipe is
• The pressure in millimetres of mercury gauge, equivalent to 68 mm H2O plus 54.4 mm manometer fluid, sp. Gr. 2.5 is
• The statement "For laminar flow through a fine porous bed or capillary passages in a solid, the velocity based on the total cross-section is proportional to the ratio of pressure gradient to viscosity" is known as
• The angle of contact (0) between mercury and glass tube in case of capillary depression is