Fluid Mechanics
For a stable equilibrium of a submerged body (where, G and B are centres of gravity & buoyancy respectively).

B & G coincide
B is above G
G is above B
None of these

ANSWER DOWNLOAD EXAMIANS APP

Fluid Mechanics
A stream line is

Fixed in space in steady flow
A line connecting the mid points of flow cross-section
Drawn normal to the velocity vector at every point
Always the path of particle

ANSWER DOWNLOAD EXAMIANS APP