Collimation line is
AParallel to the level line
BTangential to the level line
CContained in the level surface
DConcentric to the curvature of earth
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The ratio of the total day light in the room on a given plane to that on a horizontal plane due to clear sky at an exterior point open to the whole sky vault excluding the direct sunlight called
ICA was set up in the year:
The stress induced in body in the case of a suddenly applied is ..............the stress induced, when the fame load is applied gradually
The total compressive force at the time of failure of a concrete beam section of breadth "b" without considering the partial safety factor of the material is
When a body is fully immersed in water, the point through which the resultant pressure act is known as