A. higher surface tension
B. lower surface tension
C. surface tension is no criterion
D. high density and viscosity
E. low density and viscosity
Related Mcqs:
- Alcohol is used in manometer, because___________________?
Choose the wrong statement ?
A. its vapour pressure is low
B. it provides suitable meniscus for the inclined tube
C. its density is less
D. it provides longer length for a given pressure difference
E. it provides accurate readings. - Which of the following manometer has highest sensitivity __________________?
A. U-tube with water
B. inclined U-tube
C. U-tube with mercury
D. micro-manometer with water
E. displacement type - In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 9. Sensitivity of inclined tube to sensitivity of U-tube is equal to_________________?
A. sin 9
B. sin 9
C. casS
D. cos 9
E. tan 9 - A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm2 and a volume of 0.039 m3 at 150 kg/cm2. The bulk modulus of elasticity of liquid is _________________?
A. 400 kg/cm2
B. 4000 kg/cm2
C. 40 x 105 kg/cm2
D. 40 x 106 kg/cm2
E. none of the above - For a body floating in a liquid the normal pressure exerted by the liquid acts at _________________?
A. bottom surface of the body
B. e.g. of the body
C. metacentre
D. all points on the surface of the body
E. all of the above - Free surface of a liquid tends to contract to the smallest possible area due to force of _________________?
A. surface tension
B. viscosity
C. friction
D. cohesion
E. adhesion - If w is the specific weight of liquid and k the depth of any point from the surface, then pressure intensity at that point will be____________________?
A. h
B. wh
C. w/h
D. h/w
E. h/wh - 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 - When a body floating in a liquid, is displaced slightly, it oscillates about ___________________?
A. e.g. of body
B. center of pressure
C. center of buoyancy
D. metacentre
E. liquid surface - The flow in which each liquid particle has a definite path and their paths do not cross each other is called____________________?
A. one dimensional flow
B. uniform flow
C. steady flow
D. turbulent flow
E. streamline flow
