Hydraulics and Fluid Mechanics in ME
Metacentric height for small values of angle of heel is the distance between the

centre of buoyancy and metacentre
centre of gravity and metacentre
free surface and centre of buoyancy
centre of gravity and centre of buoy-ancy

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal

ratio of inertial force to force due to gravitation
ratio of inertial force to force due to viscosity
all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity
ratio of inertial force to force due to surface tension

ANSWER DOWNLOAD EXAMIANS APP