Hydraulics and Fluid Mechanics in ME The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe) H/(H + hf ) (H - hf )/H H/(H - hf ) (H + hf )/H H/(H + hf ) (H - hf )/H H/(H - hf ) (H + hf )/H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of the fluid on an immersed body is called all the above are correct center of pressure buoyancy upthrust all the above are correct center of pressure buoyancy upthrust ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following instruments is used to measure flow on the application of Bernoulli’s theorem All of these Venturimeter Orifice plate pitot tube All of these Venturimeter Orifice plate pitot tube ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Impulse turbine is generally fitted At the level of tail race About 2.5 m above the tail race to avoid cavitations Little above the tail race Slightly below the tail race At the level of tail race About 2.5 m above the tail race to avoid cavitations Little above the tail race Slightly below the tail race ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An error of 1% in measuring head over the apex of the notch (H) will produce an error of _________ in discharge over a triangular notch. 0.02 0.015 0.01 0.025 0.02 0.015 0.01 0.025 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The torque required to overcome viscous resistance of a footstep bearing is (where μ = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film) μπ²NR²/60t μπ²NR⁴/60t μπ²NR/60t μπ²NR³/60t μπ²NR²/60t μπ²NR⁴/60t μπ²NR/60t μπ²NR³/60t ANSWER DOWNLOAD EXAMIANS APP
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