Building Construction
The function of cleats in a roof truss is

To prevent the purlins from tilting
All of these
To support the common rafter
To support purlins

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Building Construction
Pick up the correct statements from the following:

All listed here
Excessive thermal variations in the backing or plaster causes the plaster to fall
Cracks appear on the plastered surface in the form of hair cracks
In brick work, the efflorescence is removed by applying a solution of zinc sulphate and water

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