+1 vote
in Environmental Engineering by (81.4k points)
What is the quantity of lead required for a 15cm diameter cast iron pipe?

(a) 5kg

(b) 10kg

(c) 15kg

(d) 20kg

I had been asked this question in an interview for internship.

The above asked question is from Types of Pipes topic in chapter Conveyance and Distribution of Water of Environmental Engineering

1 Answer

+2 votes
by (693k points)
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Best answer
Correct choice is (a) 5kg

Explanation: The quantity of lead required depends on the diameter of cast iron pipe. For 15cm diameter cast iron pipe, it requires 5kg lead, whereas for 120 cm diameter pipe, it requires 55kg lead.

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