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

Current Electricity

Current Electricity
The flow of current in solids is due to

Nucleus
Electrons and ions
Electrons
Atoms

ANSWER DOWNLOAD EXAMIANS APP

Current Electricity
Which of the following material has nearly zero temperature co-efficient of resistance?

Manganin
Porcelain
Carbon
Copper

ANSWER DOWNLOAD EXAMIANS APP

Current Electricity
The resistance of a copper wire 200 m long is 21 ω. If its thickness (diameter) is 0.44 mm, its specific resistance is around

1.8 x 10-8 ω-m
1.2 x 10-8 ω-m
1.6 x 10-8 ω-m
1.4 x 10-8 ω-m

ANSWER DOWNLOAD EXAMIANS APP

Current Electricity
The substances which have a large number of free electrons and offer a low resistance are called

Semi-conductors
Inductors
Insulators
Conductors

ANSWER DOWNLOAD EXAMIANS APP

Current Electricity
The resistance of human body is about

1000 ohm
200 ohm
10 ohm
25 ohm

ANSWER DOWNLOAD EXAMIANS APP

Current Electricity
Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open

The other two bulbs will light
All three bulbs will light
Rest of the two bulbs will not light
There will be heavy current in the main line

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Current Electricity

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
↑