Which of the following is true for economic spacing?
A) cost of trusses should be equal to twice the cost of purlins
B) cost of trusses should be equal to twice the cost of purlins minus cost of roof coverings
C) cost of trusses should be equal to the cost of purlins plus cost of roof coverings
D) cost of trusses should be equal to twice the cost of purlins plus cost of roof coverings
Correct Answer:
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Q15: Which of the following is correct regarding
Q16: Which of the following loads are not
Q17: The wheel load transferred from trolley to
Q18: The maximum wheel load is obtained when
A)crane
Q19: The bending moment due to dead load
Q20: The minimum recommended rise of trusses with
Q21: The economic spacing of roof truss depends
Q23: Which of the following load combination is
Q24: Live load for roof truss should not
Q25: Simple connections are used to transmit
A)forces
B)moments
C)stresses
D)both force
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