Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.04πgH/3 0.01πgH/8 0.01πgH/4 4πg/3 0.04πgH/3 0.01πgH/8 0.01πgH/4 4πg/3 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In magnetic flow meters, voltage generation is Both A and B Proportional to the fluid velocity Neither A nor B Due to the motion of conducting fluid through an externally generated uniform field Both A and B Proportional to the fluid velocity Neither A nor B Due to the motion of conducting fluid through an externally generated uniform field ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Interstage coolers are provided in a multistage compressor to Save power in compressing a given volume to a given pressure None of these Achieve the exact delivery pressure Cool the delivered air Save power in compressing a given volume to a given pressure None of these Achieve the exact delivery pressure Cool the delivered air ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Bernoull's equation does not apply to the functioning of a/an Orificem Pitot tube None of these Venturimeter Orificem Pitot tube None of these Venturimeter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following is used for very accurate measurement of flow of gas at low velocity? Hot wire annemometer Pitot tube Segmental orificemeter Rotameter Hot wire annemometer Pitot tube Segmental orificemeter Rotameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics 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). 0.44 0.24 24 24000 0.44 0.24 24 24000 ANSWER DOWNLOAD EXAMIANS APP
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