Hydraulics & Fluid Mechanics When a body floating in a liquid, is displaced slightly, it oscillates about metacentre center of pressure center of buoyancy e.g. of body metacentre center of pressure center of buoyancy e.g. of body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than 5.0 above the hydraulic gradient 2.4 m above the hydraulic gradient 6.4 m above the hydraulic gradient 10.0 m above the hydraulic gradient 5.0 above the hydraulic gradient 2.4 m above the hydraulic gradient 6.4 m above the hydraulic gradient 10.0 m above the hydraulic gradient ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Two pipe systems are said to be equivalent when head loss and discharge are same in two systems friction factor and length are same in two systems length of pipe and discharge are same in two systems length and diameter are same in two systems head loss and discharge are same in two systems friction factor and length are same in two systems length of pipe and discharge are same in two systems length and diameter are same in two systems 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 10.2/m sec 9.81 m/sec² 9.75 m/sec² 10m/sec² 10.2/m sec 9.81 m/sec² 9.75 m/sec² 10m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies inversely as the square of the radial distance linearly with radial distance as the square of the radial distance inversely as the radial distance inversely as the square of the radial distance linearly with radial distance as the square of the radial distance inversely as the radial distance ANSWER DOWNLOAD EXAMIANS APP
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 : 5 1:50 1 :25 1 : 2.5 1 : 5 1:50 1 :25 ANSWER DOWNLOAD EXAMIANS APP