Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to force of cohesion force of adhesion atmospheric pressure surface tension force of cohesion force of adhesion atmospheric pressure surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe) 2/3 R 3/4 R 1/2 R 1/3 R 2/3 R 3/4 R 1/2 R 1/3 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The pressure in Pascals at a depth of 1 m below the free surface of a body of water will be equal to 1 PA 9810 PA 91 PA 981 PA 1 PA 9810 PA 91 PA 981 PA ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is 9.75 m/sec² 10.2/m sec 9.81 m/sec² 10m/sec² 9.75 m/sec² 10.2/m sec 9.81 m/sec² 10m/sec² 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 horse power transmitted through a pipe is maximum when the ratio of loss of head due to friction and total head supplied is 1/2 1/3 2/3 1/4 1/2 1/3 2/3 1/4 ANSWER DOWNLOAD EXAMIANS APP