Answer / cool.mahi

PSI: POUND PER SQUARE INCHES
IT USE FOR MEASURE THE AIR PRESSURE.
CFI: CUBIC FOOT PER INCHES
IT USE FOR MEASURE AIR FLOW

Answer / bose

PSI means pound/inch2 and represents pressure and whereas CFM means Foot3/minute represent volume of air.Both are used in air compressor.

Answer / hameedwahab

CFM: Cubic Feet per Minute - It is one of the unit to measure the rate of Flow or rate of Quantity of Discharge.

PSI: Pounds per Square Inch - It is one of the unit to measure the Pressure.

I have applied the post Junior Engineer-iii(c&w)in R.R.B Guwahati recently . what type of question i have to practice and which book ?. can i get any model question paper?

6 Answers   RRB,

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7 Answers   NRB Bearings, Quantum, Sunder Industries,

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1 knots=?

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what is torque.

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