The simple pitot tube measures the __________ pressure. Static None of these Total Dynamic TRUE ANSWER : ? YOUR ANSWER : ?
Medium viscosity lubricating oil can be most ideally pumped by a __________ pump. Centrifugal Vane Plunger Piston TRUE ANSWER : ? YOUR ANSWER : ?
Pressure drop (Δp) for a fluid flowing in turbulent flow through a pipe is a function of velocity (V) as V2.7 V-0.2 V1.8 V2 TRUE ANSWER : ? YOUR ANSWER : ?
Drag force acting on a body does not depend upon the Projected area of the body Velocity of the body Density of the fluid Density of the body TRUE ANSWER : ? YOUR ANSWER : ?
The speed of sound in an ideal gas varies as the Density None of these Pressure Temperature TRUE ANSWER : ? YOUR ANSWER : ?
Consider a centrifugal pump having a specific impeller diameter, fixed impeller speed pumping a liquid of constant density at a particular discharge capacity. With decrease in the capacity of the pump, the __________ decreases. Head of the liquid pumped BHP required by the pump All of these NPSH required TRUE ANSWER : ? YOUR ANSWER : ?
Rise of liquid in a capillary tube is due to Both A & B Adhesion Neither A nor B Cohesion TRUE ANSWER : ? YOUR ANSWER : ?
The continuity equation None of these Relates work and energy Relates mass flow rate along a stream tube Stipulates that Newton's second law of motion must be satisfied at every point in the fluid TRUE ANSWER : ? YOUR ANSWER : ?
The drag co-efficient for a bacterium moving in water at 1 mm/s, will be of the following order of magnitude (assume size of the bacterium to be 1 micron and kinematic viscosity of water to be 10⁻⁶m²/s). 0.24 24 0.44 24000 TRUE ANSWER : ? YOUR ANSWER : ?
What causes cavitation in centrifugal pump? High suction pressure Low suction pressure Low barometric pressure High suction velocity TRUE ANSWER : ? YOUR ANSWER : ?