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Hitachi Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

what is the fitter

6 22505

what is the highest critical temprature of refrigerant?

2 5051

Lowest temp in vapour compression cycle in :(Ans:Expansion devices) Contineous welding is type of :(Seam Welding) refrigerant in domestic Refrigerator:(R 134 A) Lowest critical temp of refrigerant:(Freon) Statement....this is .....law:(Avagadros law) Ratio reynold no to prandtl no is:(Pecelent no) if welding is done from right to left then what is the name welding:(Not known) slip gauges are made up of:(alloy steel) clearence between meeting surfaces is due to which gauges: question on rubby laser,rake angle,heat treatment processes,joules law,bell coleman cycle like a/c works on which cycle?

1342

I have a Hitachi split unit 1.5 Tr but I want know that what is meaning of R-134a refrigerant and what is chemical formulla.

1 4228

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Un-Answered Questions

How do I select a color in powerpoint?

21


Under what circumstances should pot bearings be used instead of elastomeric bearings?

206


What are .mdf files?

115


What is ls command and what it does?

139


Hi, I have Cognos 7.0 Impromptu reports and these reports have been created with the Mainframe datasource. Now the business needs these reports should be upgraded but with Oracle datasource. So what's the idea, first we should migrate these reports into ReportNet? then in that case what we will do with the Impromptu Catalog? Second, suppose we need to migrate these reports into Cognos 8 (may be 8.4) then how we will do that? do we need to create a FM Model for these reports. Please advice!

1147






How is union transformation utilized?

144


How does index makes search faster?

167


2) Suppose there are 5 directories having lot of files (say txt files) in each directory. 2 things :- 2.1) You want to search for filenames which have a particular pattern. 2.2) Out of these filtered files you want to search for a particular keyword or a search string. How can you achieve this?

1480


why we use kg/cm2 in pressure gauge not kg/m2

2217


Explain user defined views?

150


Tell me what purpose does html5 serve?

126


What does the f5 key do?

82


What are the components in sap application server?

182


What is skew data in hive?

106


What is the difference between method activity and event activity in workflow ?

150