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In the rise and fall method of reduction of level, there is no check on

ABack sight

BFor sight

CIntermediate sight

DField work

Answer:

D. Field work


Related Questions:

The value of the strength of the material below which not more than 5 percent of the test results are expected to fall

Consider the given statement to be true even if it seems to be at variance with the commonly known facts and decide which of the given conclusion logically follow(s) from the statement.

Statement:

Waste management is one of our country’s most important concerns these days given the fast pace of growing population and increasing wastes.

Conclusions:

I. Waste management was not a major concern of our country earlier.

II. Apart from waste management, our country might also have other major concerns these days.

The concrete slump recommended for beams and slabs, is
Local attraction of compass survey is due to
Coating the surface of steel by a thin layer of zinc is known as