91. With decrease in particle size to be fluidised by a particular fluid, the operating range of fluidisation velocity
92. Hydraulic __________ works on the principle of Pascal's law of transmission of fluid pressure.
93. Mach number is defined as the ratio of the local flow velocity to the sonic velocity in the fluid. For what value of Mach number, the gases are considered incompressible?
94. The fluid velocity varies as the square of the cylindrical pipe diameter, in case of steady state laminar flow at constant pressure drop, for __________ fluid.
95. Enamels and paints are generally __________ fluid.
96. In case of isentropic flow, the speed of sound in an ideal gas is proportional to (where, T = absolute temperature )
97. The pressure intensity is the same in all directions at a point in a fluid
98. For the same terminal conditions and valve size, the pressure drop in a fully opened globe valve as compared to that in a gate valve is
99. Working principle of manometer comprises of balancing a coloumn of liquid against the pressure to be measured. Inclined tube manometer is especially used for the measurement of __________ pressure.
100. Differential manometer measures the
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