• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

DGVCL Exam Paper (11-12-2011)

DGVCL Exam Paper (11-12-2011)
A 3 phase, 6 pole induction motor operates on 440 V, 50 Hz, supply. If the actual speed of the motor is 960 rpm the slip will be

4 %
6 %
0.4 %
5 %

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Ns = 120f/P
Slip=(Ns-Nr)/Ns
Ns = 1000 and Nr = 960
from equation of slip, S = (1000-960)/1000
S = 0.04 or 4%

DGVCL Exam Paper (11-12-2011)
If a 5 A fuse is blown frequently in a house lighting circuit, it is required to

Reduce the load
Insert a fuse of higher voltage rating
Check the load
Insert a fuse of higher current rating

ANSWER DOWNLOAD EXAMIANS APP

DGVCL Exam Paper (11-12-2011)
All the peripheral devices connected to a computer require power to work. Which of the following voltages is required for the motherboard to work?

AC
Positive cycle of sine wave
DC
Negative cycle of sine wave

ANSWER DOWNLOAD EXAMIANS APP

DGVCL Exam Paper (11-12-2011)
What happens to the contents of RAM (Random Access Memory) when the power of the computer is turned off?

Content is lost
Content remains intact
Content gets corrupted
Content is transferred to other memory

ANSWER DOWNLOAD EXAMIANS APP

DGVCL Exam Paper (11-12-2011)
It is difficult interrupt a capacitive current because

Current magnitude is very small
It has a leading power factor
Stored energy in the capacitor is very high
The restriking voltage can be high

ANSWER DOWNLOAD EXAMIANS APP

DGVCL Exam Paper (11-12-2011)
The picture on the monitor of a computer is made up of tiny coloured dots called

Pixels
Spots
Icons
Points

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON DGVCL Exam Paper (11-12-2011)

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑