Fluid Mechanics Interstage coolers are provided in a multistage compressor to Cool the delivered air None of these Save power in compressing a given volume to a given pressure Achieve the exact delivery pressure Cool the delivered air None of these Save power in compressing a given volume to a given pressure Achieve the exact delivery pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Uniform fluid flow occurs, when the derivative of the flow variables satisfy the following condition. ∂/∂t = 0 ∂/∂s = 0 ∂/∂t = constant ∂/∂t = constant ∂/∂t = 0 ∂/∂s = 0 ∂/∂t = constant ∂/∂t = constant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Capillary rise of mercury in a small diameter tube is proportional to (where, d = diameter of the tube, σ = surface tension of mercury) L/σ 1/d D Σ L/σ 1/d D Σ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A hydraulic ram acts as a/an __________ pump. Centrifugal Parallel cylinder Impulse Reciprocating Centrifugal Parallel cylinder Impulse Reciprocating ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If three pipes of different diameters, lengths & friction factors are connected in parallel, then (where, Q = flow rate, V= fluid velocity f = friction factor). Q₁ = Q₂ = Q₃ Q = Q₁ + Q₂ + Q₃ F = f₁ + f₂ + f₃ V₁ = V₂ = V₃ Q₁ = Q₂ = Q₃ Q = Q₁ + Q₂ + Q₃ F = f₁ + f₂ + f₃ V₁ = V₂ = V₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Transition from laminar flow to turbulent flow is aided by the Pressure gradient and the compressibility of the flowing medium Vibration All of these Surface roughness and curvature (i.e.sharp corners) Pressure gradient and the compressibility of the flowing medium Vibration All of these Surface roughness and curvature (i.e.sharp corners) ANSWER DOWNLOAD EXAMIANS APP