Q
Pick up the incorrect statement regarding a master trap from the following ?
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A
A. It is provided in between the lower end of the house drain and the street sewer
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B
B. It is provided a cleaning eye at the top of the trap
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C
C. The mica flap valve which opens inwards only, is fitted at the top of the inlet pipe
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D
D. The water seal is less than that of ordinary traps
Correct Answer:
D. D. The water seal is less than that of ordinary traps
