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

Transformers

Transformers
The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8?

88 V
8,800 V
8.8 V
880 V

ANSWER DOWNLOAD EXAMIANS APP

Transformers
For the parallel operation of single phase transformers it is necessary that they should have

same number of turns on the secondary side.
same efficiency
same kVA rating
same polarity

ANSWER DOWNLOAD EXAMIANS APP

Transformers
The maximum efficiency of a distribution transformer is

at 50% full load
at 80% full load
at no load
at full load

ANSWER DOWNLOAD EXAMIANS APP

Transformers
A transformer transfers electrical energy from primary to secondary usually with a change in ______

Voltage
Time period
Frequency
Power

ANSWER DOWNLOAD EXAMIANS APP

Transformers
The principle of working of transformer is

Self induction
Static induction
Mutual induction
Dynamic induction

ANSWER DOWNLOAD EXAMIANS APP

Transformers
The output current corresponding to the maximum efficiency for a transformer having core loss of 200 W and equivalent resistance referred to secondary of 0.5 Ω is

20 A
10 A
5 A
15 A

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Transformers

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
↑