Hydraulics & Fluid Mechanics Mcqs


Q.  A liquid would wet the solid, if adhesion forces as compared to cohesion forces are_________________?

a. less
b. more
c. equal
d. less at low temperature and more at high temperature
e. there is no such criterion


ANSWER: See Answer
 
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MCQs:  The vapour pressure over the concave surface is__________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The difference of pressure between the inside and outside of a liquid drop is_____________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is ap-proximately_______________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the______________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Surface energy per unit area of a surface is numerically equal to ___________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The vapour pressure over the concave surface is________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than_______________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The difference of pressure between the inside and outside of a liquid drop is________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is ap-proximately____________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Surface energy per unit area of a surface is numerically equal to___________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the_______________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The atmospheric pressure with rise in altitude decreases____________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  An odd shaped body weighing 7.5 kg and occupying 0.01 m3 volume will be completely submerged in a fluid having specific gravity of_________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Newton’s law of viscosity is a relationship between________________?
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MCQs:  Pressure of the order of 10″‘ torr can be measured by_______________ ?
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MCQs:  Operation of McLeod gauge used for low pressure measurement is based on the principle of_____________________?
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MCQs:  In an isothermal atmosphere, the pressure__________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Barometer is used to measure__________________?
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MCQs:  Which of the following instrument can be used for measuring speed of an aeroplane ________________?
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MCQs:  Mercury is often used in barometer because _________________?
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