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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 Plances ALL Class Physics Geometrical Optics

Give me crct solution with clear explanation

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

NEET1 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 Plances 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

CBSE X Physics

what this

Asked by krishdabhoya2003 22nd September 2018 7:50 PM
Answered by Expert

CBSE X Physics

how can we identify the lenses experimentally

Asked by abhishekayush15 11th November 2018 10:15 AM
Answered by Expert

CBSE X Physics

how can we find the focal length of a mirror or lenses  

Asked by abhishekayush15 11th November 2018 10:17 AM
Answered by Expert

NEET1 NEET1 Physics

electronic technician use .............. lens

Asked by rohitmotkar 27th November 2018 11:06 AM
Answered by Expert

Maharashtra X Physics

Distinguish between concave and convex lens

Asked by sangeeta735200 13th December 2018 7:52 PM
Answered by Expert

CBSE VIII Science

explain the difference concave convex mirror or lens

Asked by radheyshyammishra 12th January 2019 9:28 AM
Answered by Expert

CBSE VIII Science Light

What is the difference between convex lens and convex mirror?  

Asked by gspublicschool 14th February 2019 1:51 PM
Answered by Expert

ICSE X Physics Refraction Through a Lens

Calculate the image distance formed from a convex lens having a focal length of 30cm and object distance being 20 cm . Comment about the nature of the image!??

Asked by gokulkrishnan186 18th February 2019 1:12 PM
Answered by Expert

CBSE XII Science Physics

Lens combinations 

Asked by alanpeter9611 24th February 2019 12:52 AM
Answered by Expert

CBSE XII Science Physics

For which position of the object magnification of convex lens is minus one

Asked by rakeshgowda51088 1st March 2019 8:53 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

Why does the convex lens converge the rays of light?

Asked by rushabhjain.a 10th March 2019 9:21 PM
Answered by Expert

JEE Main Physics Optics

solve

Asked by sarveshvibrantacademy 29th April 2019 10:52 AM
Answered by Expert

JEE Main Physics

Solve

Asked by sarveshvibrantacademy 4th May 2019 11:31 AM
Answered by Expert

JEE Main Physics

Solve

Asked by adjacentcalliber10 6th May 2019 9:41 AM
Answered by Expert

JEE Main Physics

Solve

Asked by adjacentcalliber10 14th May 2019 10:28 AM
Answered by Expert

ICSE X Physics

A convex lens of focal length 24 cm produces a real image at 60 cm.find the distance of object from the lens  

Asked by pranav1727chaudhari 2nd September 2019 11:35 AM
Answered by Expert

NEET NEET Physics

⭕ Help me in this question....Thanks☺️

Asked by jhajuhi19 13th October 2019 5:45 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

How will the image of an object appear if half of the mirror/lens is covered completely? Please answer with diagram!

Asked by drhimasingh 30th November 2019 12:43 PM
Answered by Expert

CBSE XII Science Physics

17th sum

Asked by lovemaan5500 7th December 2019 8:52 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

Define main focus of convex lens

Asked by malkeetranu748 15th February 2020 8:05 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

Tell me in short(trick) to put place value of v, u, f in light lesson class 10

Asked by Jemiprici 19th February 2020 11:00 AM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

An object is situated at adistance of f/2 from aconvex lens pf focal length f. Distance of image will be? 

Asked by ansarimn999 6th March 2020 1:02 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

Which lens form virtual and erect image?

Asked by abhijeetkumar8513 10th April 2020 4:11 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

why focal length of convex lens is taken as positive

Asked by ammulusri97 29th April 2020 11:30 AM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

draw the ray diagram for getting a magnified inverted real image by using a convex lens

Asked by kushaltaak93 24th May 2020 7:55 PM
Answered by Expert

ICSE X Physics

do binocular lens use both concave and convex lenses? give reasons for using each lens?

Asked by saibaba1069 21st June 2020 7:52 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

How does the size of image change as the object is brought from closer to infinite towards the convex lens?

Asked by Mnjusoni720 9th July 2020 1:13 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

In physics,what kind of image will be form when concave and convex mirror and in lens are kept together

Asked by kmbhuvanakmbhuvana 19th July 2020 2:28 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

The image of an object formed by a lens is of magnification -1. If the distance between the object and it's image

Asked by durgeshsri8080 31st July 2020 10:45 PM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

f

Asked by durgeshsri8080 1st August 2020 6:43 AM
Answered by Expert

CBSE X Physics Light - Reflection and Refraction

Draw the ray diagram when the object is kept between F1 and 2F1 of the convex lens. with the help of the diagram mention the position and nature of the image formed.

Asked by ashokrathodrathod7 12th August 2020 12:15 PM
Answered by Expert

CBSE XII Science Physics

Q - 10

Asked by majethiyarishat9566.12sdatl 18th September 2020 12:57 PM
Answered by Expert

CBSE VII Science

Why convex lens can be used as a magnifying galss?

Asked by trisha.bansal1207 1st March 2021 1:42 PM
Answered by Expert

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