Q. Membrane filter technique is used for testing?

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Q. E – coli was formerly known as _________

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Q. ______ sample collected at an instant particularly.

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Q. Which of the following samples is also known as catch sample?

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Q. If fluoride concentration in drinking water increases to more than ______ ppm, it causes fluorosis.

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Q. What is the desirable limit for sulphates in drinking water?

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Q. __________ is a framed structure composed of members.

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Q. Trusses are subjected to ___________ stress.

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Q. Trusses are adopted for ___________ span.

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Q. The top line of roof truss is called as ___________

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Q. If the members connected don’t lie in the same plane, then structures are called __________

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Q. King post trusses are used for spans ______

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Q. ________ shape of the frame offers great rigidity.

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Q. Which of the following roof are used on small sheds and veranda opening?

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Q. The joints in king post are of ________

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Q. About ____________ % volume of concrete is occupied by aggregates.

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Q. Which of the following cement is used for marine structures?

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Q. IS: 455 is associated with ____________

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Q. Which of the following is used as retarding admixture?

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Q. Polyhydroxy compounds are ________

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