Correct answer
B. 4 hours
Explanation
The correct answer is 4 hours.
The horizontal timber piece provided at the apex of a roof truss which supports the common rafter is called________?
Composting and lagooning are the methods of________?
If the coliform bacteria is present in a sample of water, then the coliform test to be conducted is________?
The unit of power in S.I. units is________?
Stopping sight distance is always________?
What refers to the interest rate at which the present work of the cash flow on a project is zero of the interest earned by an investment?