Hydraulics and Fluid Mechanics in ME The velocity of the liquid flowing through the divergent portion of a Venturimeter Remains constant Decreases Increases Depends upon mass of liquid Remains constant Decreases Increases Depends upon mass of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The major loss of energy in long pipes is due to sudden enlargement gradual contraction or enlargement friction sudden contraction sudden enlargement gradual contraction or enlargement friction sudden contraction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be 2 meters of water column 5 meters of water column 6 meters of water Column 3 meters of water column 2 meters of water column 5 meters of water column 6 meters of water Column 3 meters of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure intensity in kN/m2 (or kPa) at any point in a liquid is (where w = Specific weight of liquid, and h = Depth of liquid from the surface) wh w h/w w/h wh w h/w w/h ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific weight of water in S.I. units is taken as 9.81 kN/m3 9.81 × 103 N/m3 Any one of these 9.81 × 10-6 N/mm3 9.81 kN/m3 9.81 × 103 N/m3 Any one of these 9.81 × 10-6 N/mm3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the net positive suction head (NPSH) requirement for the pump is not satisfied, then Cavitation will be formed Efficiency will be low No flow will take place Excessive power will be consumed Cavitation will be formed Efficiency will be low No flow will take place Excessive power will be consumed ANSWER DOWNLOAD EXAMIANS APP
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