UrbanPro

Take Class 10 Tuition from the Best Tutors

  • Affordable fees
  • 1-1 or Group class
  • Flexible Timings
  • Verified Tutors

Define power of a lens?

Asked by Last Modified  

10 Answers

Follow 4
Answer

Please enter your answer

Reciprocal of focal length and unit is diopter
Comments

Power of a lens is the reciprocal of focal length and it unit is Dioptre(D)
Comments

Maths, programming language

Reciprocal of focal length
Comments

Tutor

and its unit is diopter
Comments

Educationist.

The ability of a lens to converge or diverge the upcoming rays is called its power of lens. Also, mathematically it can be defined as the reciprocal of focal length of a lens. It's SI unit is Dioptre.
Comments

Experienced Mathematics com ECE Educator

It is the reciprocal of focal length. P=1/f
Comments

Power of a lens, naturaly it defines as the area or lenght upto which we can see obects near or far away accordingly power of lens. Mathematically, we have a relation Power=1/focal lenght. Its just simple, defines resiprocal of focal lenght of lens.
Comments

Tutor

It is equal to the reciprocal of the focal length of the device: P = 1/f. High optical power corresponds to short focal length. The SI unit for optical power is the inverse metre (m?1), which is commonly called the dioptre. Converging lenses have positive optical power, while diverging lenses have negative...
read more
It is equal to the reciprocal of the focal length of the device: P = 1/f. High optical power corresponds to short focal length. The SI unit for optical power is the inverse metre (m?1), which is commonly called the dioptre. Converging lenses have positive optical power, while diverging lenses have negative power. read less
Comments

Physics Subject Expert

Power of a lens is reciprocal of its focal length measured in meter. Unit of power is Dioptre ( D) P=1/f (m)
Comments

Concept Guru

tendency of a lens to converge or diverge the rays is known as power of lens. it can be obtained by taking reciprocal of the focal length of the lens. S.I unit = Dioptre or it can be denoted by D.
Comments

View 8 more Answers

Related Questions

Which sector has emerged as the largest producing sector in the Indian economy in the last decade? Give reasons.
It appears that agriculture ..lot of people 80 to 90 was in it in 190..by now in2018..dependant ratio is 50%..Are engaged but productivity is low .because of poor monsoons..& no govt support..it is...
Shreyas
What is the difference between IGCSE and CBSE ?
CBSE is Central Board of Secondary Education whereas IGCSE is International General Certificate of Secondary Education. Students from any Boards can join IGCSE Board in the 9th grade whereas aspirants...
Oscar Sivale
What is the difference between primary and secondary data?
Primary data is taken by survey like poll, questionnaire etc. like if a company wants to know its popularity on a scale of 10, then it asks to rate itself by a randomly selected 10 K people. if you use...
Raindial
Is Newton's 1st law of motion and 2nd law of motion are interrelated?
Yes these are interrelated because first explains that to change the inertia of a body we need to apply external force And second law explains that when there is change in the momentum, which means velocity...
Divya
0 0
6

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Effective Revision
Hello Students, Whenever you study any topic in the text book, have a mental image of that page. And when you wake up in the morning , do not start reading the entire page or notes again and again. Just...

Shikhil B.

0 0
0

False benefits & advantages of English language labs.
False benefits & advantages of language labs. The number of schools using language labs has increased noticeably. This paper is aimed at discussing the real &...

समास अर्थ
समास के नियमों से निर्मित शब्द सामासिक शब्द कहलाता है। इसे समस्तपद भी कहते हैं। समास होने के बाद विभक्तियों के चिह्न (परसर्ग) लुप्त हो जाते हैं। जैसे-राजपुत्र। समास-विग्रह सामासिक शब्दों के बीच के...

Do plants have an excretory system?
Q: Do plants have an excretory system? A: While plants do release some matter, they do not have a complex excretory system that eliminates waste in the same way that animals like dogs and humans have....

How to read
Read a topic 4 times. When you read do not think about others. Now close your eye and think what you learn. Once write the topic what you read.

Rajiv Kumar

0 0
0

Recommended Articles

Looking for Class 10 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for Class 10 Tuition Classes?

The best tutors for Class 10 Tuition Classes are on UrbanPro

  • Select the best Tutor
  • Book & Attend a Free Demo
  • Pay and start Learning

Take Class 10 Tuition with the Best Tutors

The best Tutors for Class 10 Tuition Classes are on UrbanPro

This website uses cookies

We use cookies to improve user experience. Choose what cookies you allow us to use. You can read more about our Cookie Policy in our Privacy Policy

Accept All
Decline All

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 55 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 7.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more