Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel. 0.67 times 0.95 times 0.81 times 0.34 times 0.67 times 0.95 times 0.81 times 0.34 times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The major loss of energy in long pipes is due to sudden enlargement friction gradual contraction or enlargement sudden contraction sudden enlargement friction gradual contraction or enlargement sudden contraction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the gases with rise in temperature remains unaffected increases unpredictable decreases remains unaffected increases unpredictable decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in reaction turbines is avoided, to a great extent by Installing the turbine below the tail race level All of these Using stainless steel runner of the turbine Providing highly polished blades to the runner Installing the turbine below the tail race level All of these Using stainless steel runner of the turbine Providing highly polished blades to the runner ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a forced vortex motion, the velocity of flow is inversely proportional to the square of its radial distance from the axis of rotation directly proportional to the square of its radial distance from the axis of rotation inversely proportional to its radial distance from the axis of rotation directly proportional to its radial distance from axis of rotation inversely proportional to the square of its radial distance from the axis of rotation directly proportional to the square of its radial distance from the axis of rotation inversely proportional to its radial distance from the axis of rotation directly proportional to its radial distance from axis of rotation ANSWER DOWNLOAD EXAMIANS APP