Building Construction
Queen closer may be placed

In header course next to first brick
In stretcher course next to first brick
In stretcher course
In header course

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Building Construction
Pick up the correct statements from the following:

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

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