A. It is easily visible
B. Glass tube is cheaper than metal
C. Glass tube is lighter than metallic tube
D. Capillary rise is significant
Related Mcqs:
- The mercury in a glass tube assumes convex shape at the top because of_________________________?
A. Cohesion
B. Adhesion
C. Surface Tension
D. Viscosity - The water particles held in soil pores of root zone by _____________ against gravity and is known as capillary water?
A. Cohesive force
B. Capillary force
C. Tension force
D. Gravity force - The significant damage to crop generally occurs when capillary meniscus reaches permanent wilting point known as _______________?
A. Unavailable moisture
B. Hygroscopic moisture
C. Equivalent moisture
D. A and B - Sediment particles smaller than 0.002 mm which do not settle in water are called____________________?
A. Fine silt particles
B. Fine clay particles
C. Colloids
D. All are correct - Mercury does not wet the glass because of its property of ______________________?
A. Capillary
B. Surface tension
C. Compressibility
D. Viscosity - The free distance on the paddy surface which a wind can travel to any point to rise waves is called_________________?
A. Wave wash
B. Tide
C. Fetch
D. Wave amplitude - A water rise takes place on down stream of sloping glacis, when a stream of water moving with high velocity and low depth strikes another stream of flow moving with low velocity and high depth, such breakage in water surface is called______________?
A. Water wave
B. Water tide
C. Hydraulic jump
D. Afflux - The rise in river water level at up stream due to construction of weir is called__________________?
A. Pond level
B. HFL
C. Afflux
D. FSL - Piezometer tube is open to both ends mostly used to measure ____________________?
A. Atmospheric pressure
B. gauge pressure
C. Vacuum pressure
D. absolute pressure - Pilot tube is a device, which convert velocity head of flowing water into pressure by ____________________?
A. H = v2/2g
B. H = v/g
C. H = v2 / g2
D. H = v2 / g
