Both the fluids at inlet are in their hottest state

Both the fluids at inlet are in their coldest state

Both the fluids at exit are in their hottest state

Both the fluids at exit are in their coldest state

A only

B only

Both A and B

Neither A nor B

An inclined line of less than 50 mm length

A regular square of 50 mm side

A straight line of less than 50 mm length

A straight line of more than 50 mm length

45 degree with HP and 30 degree with VP

60 degree with HP and 45 degree with VP

30 degree with HP and 45 degree with VP

None of the above

at the centre of the disc

at the centre of the triangular sector

somewhere in the disc

somewhere in the sector