Building Construction
The position of a brick when laid on its side 9 cm × 9 cm with its frog in the vertical plane, is called

Brick on end
Brick on edge
Brick held vertically
Brick on bed

ANSWER DOWNLOAD EXAMIANS APP

Building Construction
Rotary drilling

Is not economical for holes of less than 10 cm
Hinders the ground water observations and permeability test
All listed here
Is not suitable for deposits containing very coarse gravel

ANSWER DOWNLOAD EXAMIANS APP