Hydraulics & Fluid Mechanics The horse power transmitted through a pipe is maximum when the ratio of loss of head due to friction and total head supplied is 2/3 1/4 1/3 1/2 2/3 1/4 1/3 1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The resultant of all normal pressures acts at metacentre at e.g. of body at center of pressure vertically upwards at metacentre at e.g. of body at center of pressure vertically upwards ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Mercury is often used in barometer because both (B) and (C) it is the best liquid the height of barometer will be less its vapour pressure is so low that it may be neglected both (B) and (C) it is the best liquid the height of barometer will be less its vapour pressure is so low that it may be neglected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If a sphere of diameter 1 cm falls in castor oil of kinematic viscosity 10 stokes, with a terminal velocity of 1.5 cm/sec, the coefficient of drag on the sphere is 160 less than 1 between 1 and 100 200 160 less than 1 between 1 and 100 200 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is (ii) and (iii) (i) and (iii) (i), (ii) and (iii) (i) and (ii) (ii) and (iii) (i) and (iii) (i), (ii) and (iii) (i) and (ii) 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 vertical the area is horizontal the area is inclined All of these the area is vertical the area is horizontal the area is inclined All of these ANSWER DOWNLOAD EXAMIANS APP
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