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 : 5 1:50 1 :25 1 : 2.5 1 : 5 1:50 1 :25 1 : 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Operation of McLeod gauge used for low pressure measurement is based on the principle of gas law Boyle’s law Pascal’s law Charle’s law gas law Boyle’s law Pascal’s law Charle’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics SURFACE TENSION HAS THE UNITS OF NETON/M NEWTONS/M NEW TONS/M NEWTONS NETON/M NEWTONS/M NEW TONS/M NEWTONS ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following is demensionless specific gravity specific speed specific volume specific weight specific gravity specific speed specific volume specific weight 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 (i), (ii) and (iii) (ii) and (iii) (i) and (ii) (i) and (iii) (i), (ii) and (iii) (ii) and (iii) (i) and (ii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS 0.611 0.86 0.95 1.01 0.611 0.86 0.95 1.01 ANSWER DOWNLOAD EXAMIANS APP