Who invented the four-stroke engine?

0 Answers  

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newtonian fluids and non-newtonian

4 Answers  

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The unit eV is widely used in?

2 Answers   Bhel,

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what is work done in throttling process.

3 Answers  

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What happened when Delivery valve closed and Suction valve open in centrifugal pump.(in running conditions)

3 Answers   KFCL,

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what is mechanical advantage

6 Answers   Jindal,

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What are the advantages and disadvantages of screw harmatic chiller respect to centrifugaal chiller machine?

0 Answers   Bhel,

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What is the function of thermostat in cooling system of an engine ?

0 Answers  

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1.Difference between enthalpy & entropy?

3 Answers   Covanta Energy, TATA,

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type of welding

4 Answers   Samsung,

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Dfine an ortographic drawing?

0 Answers  

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Hi everyone.. I attended the HAL interview... on 9th dec 2008 @ Bangalore.. the interview was 90% technical... my question are>>>>> 1) Design a rod that should withstand 1000N? (they told that the material is mild steel & they gave me the stress- strain graph for that) 2) what is the principal of hydraulic braking?? 3) whether interchangebility is possible between JIGS & FIXTURES??? 4) what is recent developement in Automobile ENGINE??? 5) abt my final year project (since i m a fresher) 6) some HR questions

3 Answers   Bhilai Steel Plant, HAL,

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