Skip to content

Plus Two Physics

Free Help in Physics for Class 11 & 12

  • Home
  • About
  • Ask a Question
  • Interesting Questions
  • Terms of Use
  • PHYSICS NEWS
  • Privacy policy
  • Exam Help
  • PHYSICS VIDEOS
  • Model Question Papers
  • HC VERMA
  • Class X Physics
  • Lecture Notes
  • SCIENCE FAIR
  • Home
  • About
  • Ask a Question
  • Interesting Questions
  • Terms of Use
  • PHYSICS NEWS
  • Privacy policy
  • Exam Help
  • PHYSICS VIDEOS
  • Model Question Papers
  • HC VERMA
  • Class X Physics
  • Lecture Notes
  • SCIENCE FAIR

Category: OPTICS

Posted on November 15, 2011November 15, 2011

Numerical Problems From Optics

  1. When an object of height 4cm is placed at 40cm from a mirror the mirror forms the image on the object itself. If the height of the image is equal to the height of the object. Find out the focal
read more

Share with Friends

  • Tweet
  • More
    • Share on Tumblr
    • Email
    • Print
    • Pocket
  • Posted on September 10, 2010

    Introduction to Light – NASA

    Light is a form of radiant energy or energy that travels in waves. Since Greek times, scientists have  debated the nature of light. Physicists now recognize that light sometimes behaves like waves read more

    Share with Friends

  • Tweet
  • More
    • Share on Tumblr
    • Email
    • Print
    • Pocket
  • Posted on June 28, 2010July 16, 2010

    Why the ray of light passing through optical center of a lens passes undeviated while when it passes through other points on the interface of the lens, it gets refracted?

    Deviation is the change in direction of the ray while passing through the lens. The middle portion of the lens is comparatively flat and there is a point on the principal axis and inside the sphere read more

    Share with Friends

  • Tweet
  • More
    • Share on Tumblr
    • Email
    • Print
    • Pocket
  • Visitors

    • 3,847,644 hits

    Popular Posts

    • Class XI Physics Practical Exam Viva Voce
    • Principle, construction and working of AC generator
    • IMPORTANT FIVE MARKS QUESTIONS FOR CLASS XII
    • Class 12 Physics Study materials – Free Download
    • CBSE Physics Question Paper Class XII - 2014 Delhi Set 1 and Marking Scheme
    • An Exemplary Viva Voce (CBSE Class XII Physics Practical)
    • Distinguish Plane mirror, Concave mirror and Convex mirror without touching
    • CLASS XI PHYSICS CBSE SESSION ENDING (ANNUAL) EXAM PRACTICE QUESTION PAPER
    • Physics Practical:: Measurement of diameter of capillary tube using travelling microscope.
    • Height of Antenna and range of transmission

    What’s New

    • Why practice old question papers?
    • The exams are approaching, let’s plan our studies to excel
    • How was your Physics exam? CBSE Class 12
    • CBSE exam dates
    • Physics – Foundations and Frontiers

    Subscribe to PlusTwoPhysics via Email

    Enter your email address to subscribe to this blog and receive notifications of new posts by email.

    Join 4,743 other subscribers

    FB Page AskPhysics

    Community

    Tags

    • acceleration
    • answer
    • Auto
    • Board examination
    • body
    • CBSE
    • Central Board of Secondary Education
    • class
    • class X
    • class xii
    • conductor
    • direction
    • Draft
    • education
    • electricity
    • ELECTROSTATICS
    • exam
    • field
    • iit
    • India
    • latest
    • link
    • mass
    • motion
    • news
    • numerical
    • numerical problem
    • optics
    • paper
    • Physics
    • position
    • post
    • problem
    • Projectile motion
    • published
    • question
    • question paper
    • question papers
    • search terms
    • speed
    • Student
    • time
    • velocity
    • wire
    • work

    Old Posts

    Plus Two Chemistry

    Ask Physics – updates

    • Optics question
    • Maxwell’s equations for electromagnetic waves
    • A Physicist Driver confusing Police
    • Would an underground nuclear explosion generate an Electromagnetic pulse?
    • The indigenous Cryogenic Engine of India
    • Siphons and fluid dynamics
    • Why do we take differential element “dx” from the origin at a distance “x” only?
    • What s the initial Horizontal Velocity of the Bomb?
    • Theory of Collapsing Reality – Andy
    • Silicon melting by Czochralski Process

    Recent Comments

    • hc verma solutions pdf free | | free pdf download on Chapter wise solutions to H C Verma’s Concepts of Physics Part 1
    • swethals on Cyclotron Animation
    • shivam agarwal on Chapter wise solutions to H C Verma’s Concepts of Physics Part 1
    • vaibhav_cj on Investigatory Project reintroduced in CBSE Physics Curriculum
    • arceus_96 on Chapter wise solutions to H C Verma’s Concepts of Physics Part 1
    • PHYSICS NEWS
    • Exam Help
    • Interesting Questions
    • Question Bank
    • previous question papers
    • Model Question Papers
    • Entrance Exams
    • Practical Physics
    • HC VERMA
    • ICSE/ISC
    • Revision Tests
    • TEACHERS SECTION
    • Irodov Solutions
    • Solved Problems
    • Soved Numerical Problems
    • Unsolved Numerical Problems
    • Guess paper
    Privacy policy Proudly powered by WordPress