Correct answer
A. striking of centring
Explanation
The correct answer is striking of centring.
The disease of dry rot in timber is caused by________?
Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to________?
Cartesian form of the equation of catenary is________?
Which of the following errors can be neutralised by setting the level midway between the two stations?
The most commonly used admixture which prolongs the setting and hardening time is________?
Local attraction in compass surveying may exist due to________?