cross hairs in surveying telescope are fitted in the objective lense at the center of the telescope at the optical centre of eyepiece in front of the eyepiece

2 Answers  

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What is OSHA compliance?

0 Answers  

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what is the meaning of TMT Bar and what is benifit of these Bars?

6 Answers   L&T,

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what is meant by hidden beam & purpose of hidden beam

2 Answers   Carwell Construction, NTDC,

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define quantity of each ingredient in 1:3:6 mix concrete by volume?

0 Answers   NJS, Pratibha Industries,

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Which Cement is good for concrete, Is that grade 33, 43 or 53?

10 Answers   Modi Builders,

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what is a coupler and where do u use it ?

1 Answers   ITC Infotech,

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curing duration

5 Answers   Arun Excello, L&T, Proton Construction,

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what is the use in canals of longitudinal drains and cross drains in lining areas?

0 Answers  

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What do you mean by bond? What are the different types of bonds?

0 Answers  

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How manu days after the casting of a slab another slab can be casted above it? what is the total curing time of a slab if ponding is not done on it?

6 Answers  

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What is hybrid foundation?

0 Answers  

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