Hydraulics and Fluid Mechanics in ME An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of 'g' at this place is 9.81 m/sec² 10 m/sec² 9 m/sec 9.75 m/sec² 9.81 m/sec² 10 m/sec² 9 m/sec 9.75 m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of coefficient of velocity for a sharp edged orifice __________ with the head of water. Remain same Increases Decreases None of these Remain same Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of actual work available at the turbine to the energy imparted to the wheel is known as ________ efficiency. Mechanical Hydraulic Overall None of these Mechanical Hydraulic Overall None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to Equilibrium of a floating body Buoyancy Bernoulli’s theorem Archimedes’ principle Equilibrium of a floating body Buoyancy Bernoulli’s theorem Archimedes’ principle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a footstep bearing, if the speed of the shaft is doubled, then the torque required to overcome the viscous resistance will be Four times Sixteen times Double Eight times Four times Sixteen times Double Eight times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Buoyant force is The resultant force acting on a floating body The resultant force on a body due to the fluid surrounding it The force necessary to maintain equilibrium of a submerged body Equal to the volume of liquid displaced The resultant force acting on a floating body The resultant force on a body due to the fluid surrounding it The force necessary to maintain equilibrium of a submerged body Equal to the volume of liquid displaced ANSWER DOWNLOAD EXAMIANS APP
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