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

Physics

Physics
The focal length of a concave mirror with a radius of curvature of 20.0 cm is :

15 cm
20 cm
5 cm
10 cm

ANSWER DOWNLOAD EXAMIANS APP

Physics
The width of depletion layer of a P-N junction

Decreases with light doping
Is increased under reverse bias
Increases with heavy doping
Is independent of applied voltage

ANSWER DOWNLOAD EXAMIANS APP

Physics
The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as

Audible sounds
Megasonics
Ultrasonics
Infrasonics

ANSWER DOWNLOAD EXAMIANS APP

Physics
Knot is a measure of

Solar radiation
The curvature of spherical objects
The speed of ship
Intensity of earthquake shock

ANSWER DOWNLOAD EXAMIANS APP

Physics
1 m/s equals ________ km/hr

18/5
16/5
43969
43967

ANSWER DOWNLOAD EXAMIANS APP

Physics
A thin oil film on a water surface appears coloured because of

Reflection
Interference
Diffraction
Polarization

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Physics

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
↑