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Convex Lens

CBSE IX Physics

How to find out the radius of curvature of a covex lens when focal length is given?

Asked by 12th March 2008 9:13 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

what will happen to the focal length of a concave mirror, convex mirror, concave lens and convex lens when immersed in water? will it change ? if yes explain .(3 marks)

Asked by Rida Mukadam 21st February 2015 7:43 PM
Answered by Expert

CBSE XII Science Physics Ray Optics and Optical Instruments

Q.On a convex lens ,light of red and violet colour is incident separately , then how does the focal length of lens change?

Asked by Ravi consul 4th March 2015 6:48 PM
Answered by Expert

CBSE XII Science Physics Ray Optics and Optical Instruments

If the image formed in cinema is real then shouldn't it be inverted, and how do they avoid it?

Asked by nileshpatel19752000 13th October 2017 11:52 PM
Answered by Expert

JEE ALL Class Physics Geometrical Optics

Give me crct solution with clear explanation

Asked by venkat 8th November 2017 6:26 PM
Answered by Expert

NEET ALL Class Physics Light - Reflection and Refraction

Astronomical telescope has two lens of focal power 0.5D,and 20D.its magnifying power is? 1-40cm,2-10cm,3-100cm,4-35cm

Asked by Priyanka 15th November 2017 9:16 AM
Answered by Expert

CBSE X Physics The Human Eye and The Colourful World

If a convex lens iis enlongated , then how the focal length and thickness will decrease or increse?what is curvature in lens here?

Asked by sucharitasahoo1 24th December 2017 12:52 AM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

A small object is placed in front of convex lens of 10 cm focal length, such that a virtual image is formed at a distance of 25cm....find it's magnification!!

Asked by shamim.ayanahmad 26th December 2017 11:15 PM
Answered by Expert

CBSE XII Science Physics

a convex lens of focal length f is cut into two halves such that one surface of each is plane what is the focal length of each half

Asked by deepakphy93 3rd January 2018 1:08 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

Calculate the minimum dist. between object and its real image formed by convex lens of focal length F

Asked by gpnkumar0 5th January 2018 8:41 PM
Answer Verified by Expert

ICSE X Physics

How to find the focal length of combination of lens

Asked by lovemaan5500 7th January 2018 6:58 AM
Answered by Expert

CBSE X Physics

Which type of lens is used in projector?

Asked by Somenathdewanji2050 29th January 2018 7:11 AM
Answered by Expert

CBSE X Physics

Can you give me the explanation  

Asked by gpnkumar0 4th February 2018 9:34 PM
Answered by Expert

CBSE X Physics

pls solve it  

Asked by gpnkumar0 4th February 2018 9:41 PM
Answered by Expert

CBSE X Physics

how can we identtify lens without touching it

Asked by janibirwa1 18th February 2018 12:00 PM
Answered by Expert

CBSE XII Science Physics

Dera sir, please explain the displacement method to find the focal length of the convex lens in detail

Asked by modi72879 22nd February 2018 10:03 PM
Answered by Expert

CBSE X Physics

PLS EXPLAIN

Asked by gpnkumar0 14th March 2018 9:17 PM
Answered by Expert

JEE JEE (Main) Physics

plz solve the question with explanation

Asked by futureisbright051101 11th April 2018 6:48 AM
Answer Verified by Expert

ICSE X Physics

Q. 3

Asked by Rayeesa 25th April 2018 9:55 PM
Answered by Expert

ICSE X Physics

Q. 4

Asked by Rayeesa 25th April 2018 9:57 PM
Answered by Expert

ICSE X Physics

Q. 5

Asked by Rayeesa 25th April 2018 9:59 PM
Answered by Expert

ICSE X Physics

Q. 6

Asked by Rayeesa 25th April 2018 10:00 PM
Answered by Expert