Hydraulics and Fluid Mechanics in ME The dynamic viscosity of the liquid __________ with rise in temperature. Decreases None of these Increases Remain unaffected Decreases None of these Increases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If Hg is the gross or total head and hf is the head lost due to friction, then net or effective head (H) is given by H = Hg - hf H = Hg + hf H = Hg × hf H = Hg/hf H = Hg - hf H = Hg + hf H = Hg × hf H = Hg/hf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a pipe is 1 km and its diameter is 20 cm. If the diameter of an equivalent pipe is 40 cm, then its length is 20 km 8 km 4 km 32 km 20 km 8 km 4 km 32 km ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit speed of the wheel is 40 r.p.m. 80 r.p.m. 10 r.p.m. 20 r.p.m. 40 r.p.m. 80 r.p.m. 10 r.p.m. 20 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Property of a fluid by which molecules of different kinds of fluids are attracted to each other is called compressibility adhesion cohesion viscosity compressibility adhesion cohesion viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an immersed body, center of pressure is below be center of gravity at the center of gravity could be above or below e.g. depending on density of body and liquid above the center of gravity below be center of gravity at the center of gravity could be above or below e.g. depending on density of body and liquid above the center of gravity ANSWER DOWNLOAD EXAMIANS APP
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