81. If the dynamic viscosity of a fluid is 0.5 poise and specific gravity is 0.5, then the kinematic viscosity of that fluid in stokes is
82. An ideal flow of any fluid must satisfy
83. The bulk modulus of elasticity
84. Gradually varied flow is
85. An open tank contains 1 m deep water with 50 cm depth of oil of specific gravity 0.8 above it. The intensity of pressure at the bottom of tank will be
86. Which of the following statements is correct?
87. Centre of pressure compared to e.g. is
88. In order that flow takes place between two points in a pipeline, the differential pressure between these points must be more than
89. The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to
90. If the elevation of hydraulic grade line at the junction of three pipes is above the elevation of reservoirs B and C and below reservoir A, then the direction of flow will be
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