sir, please send previous years RRB junior engineer (mechanical) exam papers

2397

What are the apt definitions for apparent power, active power and reactive power? Explain about different types of lamps?

1059

In what ways do production engineers contribute to sustainable manufacturing practices and reduce the environmental impact of production processes?

1

how many mobile subscriber are come under one BTS?? and how many BTS Comes under One BSC?? how many BSC under One MSC??

2377

Name the breakdown mechanism in a highly doped p-n junction under reverse biased condition.

1004

We have some pieces of metals that have been 'powder coated', how does that work?

1121

what is the isolation transformer. what is the isolator?

2033

A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03

1967

IN SINGLE PH TRANSFORMER IF LEKAGE IMPEDANCE DROP IS NEGLECTED ,THE FLUX IN THE MAGNETIC CORE and the lekage flux linking a winding are a)proportional to the applied v to the winding i respectively.

2086

What is Cycling Frequency Hopping?

2554

Is there any way to remove residual product left in pipes after a batch operation?

1082

Why is torsion such an important feature in aircraft engines?

1079

Methodology for calibration for ctm.... Explain in simple way pls

1504

How much ph is maintained of water resistance starter for slipring induction motor ?

2368

if the number of poles generated in stator and rotor side of an induction motor are different then what will happen and why?

1845