Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Medical
  • If x and y be the distances of the object and image formed by a concave mirror from its focus and f be the focal length thenOption: 1 <img alt="\math

If x and y be the distances of the object and image formed by a concave mirror from its focus and f be the focal length then

Option: 1

\mathrm{\quad x f=y^2 }


Option: 2

\mathrm{\quad x y=f^2 }


Option: 3

\mathrm{\quad x / y=f }


Option: 4

\mathrm{x / y=f^2}


Answers (1)

best_answer

According to Newton's formula  \mathrm{x y=f^2}
Note that  \mathrm{m=\frac{f}{f-u}=\frac{f-v}{f}}

 or  \mathrm{\frac{f}{x}=\frac{y}{x} \quad \Rightarrow \quad x y=f^2}.
 

Posted by

rishi.raj

View full answer

NEET 2024 Most scoring concepts

    Just Study 32% of the NEET syllabus and Score up to 100% marks

Similar Questions

Trending Articles/News

anam-khan

NEET, JEE, CUET: NTA invites schools, colleges to set up exam centres; CBT facilities need 285 workstations
anam-khan

NEET, JEE Main, CUET Exams: NTA invites serving, retired officials 'to work as observers'
anam-khan

NEET UG 2026 Special Stray Round: Only 537 MBBS allotments recorded against 946 vacancies

Latest Question