Fluid Mechanics Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg. 0.01 0.1 0.001 1 0.01 0.1 0.001 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In case of turbulent flow of a Newtonion fluid in a straight pipe, the maximum velocity is equal to (where, Vavg = average fluid velocity) 1.2 Vavg Vavg 1.5 Vavg 1.8 Vavg 1.2 Vavg Vavg 1.5 Vavg 1.8 Vavg ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Steady fluid flow occurs, when the derivative of flow variables satisfy the following condition. ∂/∂s = constant ∂/∂t = constant ∂/∂s = 0 ∂/∂t = 0 ∂/∂s = constant ∂/∂t = constant ∂/∂s = 0 ∂/∂t = 0 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity at a certain point in case of streamline flow is Independent of time Constant Both A & B Neither A nor B Independent of time Constant Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Cavitation in a centrifugal pump results from High discharge rate High discharge velocity Low barometric pressure High discharge pressure High discharge rate High discharge velocity Low barometric pressure High discharge pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boundary layer separation occurs when the Velocity of sound is reached Valve is closed in a pipeline Cross-section of the channel is reduced Pressure reaches a minimum Velocity of sound is reached Valve is closed in a pipeline Cross-section of the channel is reduced Pressure reaches a minimum ANSWER DOWNLOAD EXAMIANS APP
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