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/2 2 H/3 2 H/5 H/3 H/2 2 H/3 2 H/5 H/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of friction surface tension viscosity cohesion friction surface tension viscosity cohesion 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 inclined All of these the area is vertical the area is horizontal the area is inclined All of these the area is vertical the area is horizontal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Metacentric height is given as the distance between the center of gravity of the body and the center of buoyancy the center of gravity of the body andthe meta center the center of gravity of the body and the center of pressure center of buoyancy and metacentre the center of gravity of the body and the center of buoyancy the center of gravity of the body andthe meta center the center of gravity of the body and the center of pressure center of buoyancy and metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Operation of McLeod gauge used for low pressure measurement is based on the principle of Charle’s law Pascal’s law Boyle’s law gas law Charle’s law Pascal’s law Boyle’s law gas law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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