• 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
Sound becomes hazardous noise pollution at decibels?

Above 30 db
Above 120 db
Above 80 db
Above 50 db

ANSWER DOWNLOAD EXAMIANS APP

Physics
Thermal expansion of materials arises from

Weak bonds
Strong bonds
Asymmetry of potential energy curve
Thermal vibrations

ANSWER DOWNLOAD EXAMIANS APP

Physics
In a Cinema hall, the distance between the projector and the screen is increased by 2%. Then the intensity of illumination on the screen is

Decreased by 4%
Decreased by 2%
Increased by 4%
Increased by 2%

ANSWER DOWNLOAD EXAMIANS APP

Physics
The colours of stars depend on their

Temperature
Atmospheric pressure
Distance
Radius

ANSWER DOWNLOAD EXAMIANS APP

Physics
In very cold countries alcohol is used as a thermometric liquid because

It will not stick to the glass tube
Alcohol can be coloured for its level to be seen easily
Alcohol is a poor conductor of heat
Its freezing point is very low

ANSWER DOWNLOAD EXAMIANS APP

Physics
Which one is not a part of Kepler's Law?

Law of periods
Law of orbits
Law of areas
Law of speed

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
↑