previous question papers for group 2
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Which heating value is indicated by a calorimeter and why ?
Draw the flow of F.O. diagram from service tank to Main Engine?
dear sir pls send me rrb jr.engineer previous question papper to this email id:snap272@gmail.com
why involute curve corve used in gear
Define weber number and its significance?
Explain the cycle of refrigeration system.
If any machinery or trnsmission needs periodic and regular lubrication what is the best method to give?
what is p11
What is mean by reconditioning & retrofitting of machine tool please brief.
What is torque converter?
What are the dimensionless parameters used in forced convection?
When mesuring the flow of liquid what are the two things to measure?