Fluid Mechanics For a stable equilibrium of a submerged body (where, G and B are centres of gravity & buoyancy respectively). G is above B B is above G None of these B & G coincide G is above B B is above G None of these B & G coincide ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Vane anemometer Rotates an element at a speed determined by the velocity of the fluid in which the meter is immersed None of these Is an area meter Is a variable head meter Rotates an element at a speed determined by the velocity of the fluid in which the meter is immersed None of these Is an area meter Is a variable head meter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following pipe bends will incur the largest head loss ? 30° bend 90° bend 45° bend U-bend 30° bend 90° bend 45° bend U-bend ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following is used for very accurate measurement of flow of gas at low velocity? Hot wire annemometer Segmental orificemeter Pitot tube Rotameter Hot wire annemometer Segmental orificemeter Pitot tube Rotameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is Δp Δp² > Δp < Δp Δp Δp² > Δp < Δp ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As per Newton's law of viscosity, the shear stress for a given rate of angular deformation of fluid is proportional to(where, μ = fluid viscosity) μ² 1/μ² 1/μ μ μ² 1/μ² 1/μ μ ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS