Hydraulics & Fluid Mechanics The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horizontal component of force on a curved surface is equal to the force on a vertical projection of the curved surface force on the horizontal projection of the curved surface weight of liquid vertically above the curved surface product of pressure intensity at its centroid and area force on a vertical projection of the curved surface force on the horizontal projection of the curved surface weight of liquid vertically above the curved surface product of pressure intensity at its centroid and area 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 1/4 1/3 2/3 1/2 1/4 1/3 2/3 1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The difference of pressure between the inside and outside of a liquid drop is (b)p = T/r p = T/2r (a)p = Txr (d)p = 2T/r (b)p = T/r p = T/2r (a)p = Txr (d)p = 2T/r ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the force of diffusion force of friction force of adhesion force of cohesion force of diffusion force of friction force of adhesion force of cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The density of water is 1000 kg/m3 at 4°C 0°C 20°C 0°K 4°C 0°C 20°C 0°K ANSWER DOWNLOAD EXAMIANS APP