Hydraulics & Fluid Mechanics The peoperty by virtue of which a liquid opposes relative motion between its different layers is called co-efficient of viscosity viscosity surface tension osmosis co-efficient of viscosity viscosity surface tension osmosis ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The difference of pressure between the inside and outside of a liquid drop is (b)p = T/r (a)p = Txr (d)p = 2T/r p = T/2r (b)p = T/r (a)p = Txr (d)p = 2T/r p = T/2r ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 : 2.5 1 :25 1:50 1 : 5 1 : 2.5 1 :25 1:50 1 : 5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to surface tension force of cohesion force of adhesion atmospheric pressure surface tension force of cohesion force of adhesion atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge over a broad crested weir is maximum when the depth of flow is (where H is the available head) H/3 2 H/5 H/2 2 H/3 H/3 2 H/5 H/2 2 H/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the centriod, if the area is horizontal the area is vertical All of these the area is inclined the area is horizontal the area is vertical All of these the area is inclined ANSWER DOWNLOAD EXAMIANS APP
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