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  • Cognizant aptitute test questions (20)
  • Cognizant interview questions (473)
  • Cognizant placement papers (3)
  • Cognizant technical test questions (19)



Cognizant Electrical Engineering Interview Questions
Questions Answers Views Company eMail

working of a diesel generator.

34 148637

HOW GENERATING END VOLTAGE LEVEL (6.6 KV/ 10.5 KV/ 11 KV/ 13.5 KV) DECIDED IN POWER PLANT. ON WHAT FACTORS THE GENERATING END VOLTAGE DECIDED, & WHAT IS THE CALCULATION USED FOR THIS.

3 16426

What is the basic difference between earthing, ground and neutral?

11 36675

give single line diagram of D.O.L and star -Delta starter ?

8 37112

better choice of area of interest to post in our resume?

2 18839





what is the frequency of direct current(dc)?

12 27842

(1)WHAT HAPPENS WHEN SUDDENLY LOAD GIVEN TO THE INDUCTION MOTOR ? (2)CAN WE MAKE WOOD AS MAGNET ? (3)WHAT IS THE VALUE OF MAGNETIC FLUX DENSITY IN TRANSFORMER ? (4)WHY WE ARE USING ELECTROMAGNETI NOT ELECTROSTATIC IN MACHINE ?

976

what voltage generated earth tester meter when we testing the Earth point ?

1 3459

how to reduce the co level in your 1000kva dg set side?

1 1348

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Un-Answered Questions

hi all can anyone explain how to write the code for finding the mandatory columns in table which are having (red*) (red Astrik)

746


how to minimize earth resistance upto 2Ω, if the resistance is 6 Ω ?

743


I want to replace the 3 KW DC motor with AC motor so what should be the rating of AC motor? Details Of DC motor to be changed with AC are - Kw - 3, Vf - 310, If - 0.15, Va - 400, Ia - 13, RPM - 2400

727


what is the common storage file for oracle ?

948


i've iocl interview.. if you know the interview process please give me information..

792






what is polymorphism and advantage ?

931


Provides online GRC10 online training,covers configuration & suuport activities on all the four components. ARA,ARM,EAM,BRM. SAP Securty covers--R3 Security,BW BI Security,HR Security,SRM Security,CRM Security Practicals on each component in GRC Provides documentation and notes on each component supports resume preparation and certification For more details contact 8499995600.

1300


what is t code of gr/ir report?

1309


field bus transmitter calibration procedure tell me

633


name the institue for l1,l2 tranning

1026


What is the descriptive programming?

843


what is meant by Responsive testing in Mobile sites ?

456


What is difference between V-Model and Agile Model?

937


What is the requirement for over all CG of DG from the foundation surface to absorb the vibration of heavy set.

842


If a transformer primary winding operates at 240v, the secondary at 120v and the load is 1500w & the transformer is rated at 92% efficient, what's the current flowing through the primary winding of the transformer? What is the formula for finding this?

821






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