91. A centrifugal pump loses prime after starting. The reason of this trouble may be
92. For a specific centrifugal air blower operating at constant speed & capacity, the power requirement and pressure vary
93. The range of a particular rotameter can be increased by
94. Two liquids manometer is used for measuring small pressure differences in
95. Pick out the wrong statement about a streamline.
96. When larger particles e.g., grains are subjected to fluidisation, the corresponding bed produced is termed as the __________ bed.
97. Co-efficient of velocity is __________ the coefficient of discharge.
98. Hydraulic mean depth (Dm) for a circular pipe of diameter 'D' flowing full is 0.25 D. For a circular channel, at Dm = 0.3 D, gives the condition for the maximum
99. Which of the following has the minimum compressibility?
100. Cd for the orifice plate varies from
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