677Civil EngineeringMedium
The function of king post in a king post roof truss is________?
Ato receive the ends of principal rafter
Bto prevent the walls from spreading outward
Cto prevent the tie beam from sagging at its centre
Dto support the frame work of the roof
Correct answer
C. to prevent the tie beam from sagging at its centre
Explanation
The correct answer is to prevent the tie beam from sagging at its centre.