when did actually oil exploration start

1970

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please give the detail design for the soring and shuttering for 8.5m deep excavation in the sandy soil for 25x10 rectangular streaches

2583

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how many type of admixtures for water stored structure?

2140

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what purpose to use excaiter in DG.?

2810

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how many minimum admixtures are used in water froofing structures

2351

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how much tempareture are required to make liquid state of pid leed

2238

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What is Positive Calibration and Negative Calibration?

2257

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what is RTV function in in process control?

3142

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IN AC mechanical fuelpump what stands for AC? IN SU mechanical fuelpump what stands for su?

3368

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plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.

5004

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I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

1889

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Relative Humidity (RH) is mostly used word in Datacenters, What are the defendents of RH

1752

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how to test reverse power trip?

4482

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What is the maximum breakdown voltage of 11KVA and 66 KVA power line and how it is calculated?

2300

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What is candidate key ? What is Alter net key ? & What is foreign key ?

1919

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