Answer / magesh

FD Fan working?

FD Fan is a forced draught fan, where the air is sucked from
the atmosphere and it is passed into boiler furnace. The
draught is created by a fan.

Answer / sharda chandrakar

FD Fan is a forced draught fan, where the air is sucked from
the atmosphere and it is passed into the coal mill to
vapourise the coal.

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defination of vibration

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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

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