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 1:50 1 : 5 1 :25 1 : 2.5 1:50 1 : 5 1 :25 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The surface tension of mercury at normal temperature compared to that of water is less more or less depending on size of glass tube same more less more or less depending on size of glass tube same more ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Uniform flow occurs when size and shape of the cross section in a particular length remain constant the flow is streamline the flow is steady size and cross section change uniformly along length size and shape of the cross section in a particular length remain constant the flow is streamline the flow is steady size and cross section change uniformly along length ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is (ii) and (iv) (ii) and (iii) (i)and(iv) (i) and (ii) (ii) and (iv) (ii) and (iii) (i)and(iv) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Coefficient of velocity for Borda’s mouth piece running full is 0.855 0.707 0.611 1.00 0.855 0.707 0.611 1.00 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A fluid is said to be ideal, if it is inviscous and incompressible inviscous and compressible incompressible inviscous inviscous and incompressible inviscous and compressible incompressible inviscous ANSWER DOWNLOAD EXAMIANS APP
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