ALL INDIA ELECTRICAL PSU'S POWER GRID ,NTPC ,ISRO, DRDO, NPCIL, BARC , IES, SSC JE, BHEL, ONGC etc..

Jobs & Careers
1

For sharing KnowLarge and updates and admit card about all electrical exams

2

Hi

3

curent source to volage source conversion not chage below

  • volage
  • load current
  • resistance
  • current

0 voters

4

maxwell double bridge measure for

  • low resistance
  • high capcacitance
  • high resistance
  • low capacitance

0 voters

5

find absolute stability by a a)nyquist plot b)root locus c)bodo plot

  • nyquist plot
  • ploar plot
  • bodo plot
  • root locus

0 voters

6

 The efficiency of a solar cell can be expected in the range : 

  • 25 to 30 percent
  • 10 to 15 percent
  • 45 to 60 percent
  • 70 to 80 percent

0 voters

7

 

A 10 kW electric motor drives a vehicle at an average speed of 50 Km/h. Ten, 12 V, 100A-h batteries supply the motor, the maximum distance that the vehicle may travel before the batteries must be recharged, will be 

  • 30km
  • 45 km
  • 60 km
  • 80 km

0 voters

8

 The electric field lines and equipotential lines  

  • cut each other orthogonally
  • are parallel to each othe
  • are one and the same
  • can be inclined to each other at any angle

0 voters

9

 

Severe over-voltages are produced during arcing faults in a power system with the neutral :


  • solidly earthed
  • isolated
  • none of these
  • earthed through a low resistance

0 voters

10

 

In a 3-φ full converter, the output voltage pulsates at a frequency equal to 

  • 3f
  • 6f
  • 2f
  • f

0 voters

11

find 

12

find R equalent

13

 A 230 V dc series motor is connected to 230 V ac, it will : 

  • not run at all
  • none of these
  • run slowly
  • run with less efficiency

0 voters

14

 

The voltage of a circuit is measured by a voltmeter having an input impedance comparable with the output impedance of the circuit thereby causing error in voltage measurement. This error maybe called 

  • Random error
  • Error caused by loading effect
  • Gross error
  • Error caused by misuse of instrumen

0 voters

15

A single phase squirrel cage motor is designed with two winding in the stator with a displacement of 90 degree .the current fed to the windings should have a displacement in degree

  • 120 mechanical
  • 90 electrical
  • 90 mechanical
  • 120 electrical

0 voters

16

the effect of source indictance on the performance of a 3-phase controller conveter is to

  • increase the avarage load voltage
  • reduce the avaerage load voltage
  • make the load current continuous
  • remove ripples from the load current

0 voters

17

find

18

I requested to nandni mam and other group member, Jo log question dale apna ans comment m li kh diya kre jisse sahi ans ka pata chal jaye... Vaise bhi isme jb tk option choose ni krte tb tk comment ni show hote..

19

today WR 1 coming 

  • no
  • yes

0 voters

20

wr 1  exam resut 100% this friday

  • yes
  • 50-50
  • no

0 voters