Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Medical
  • A thick plano convex lens is silvered at both surfaces. A point source of light ‘S’ is placed inside the lens at a distance of 2 cm from curved surface having radius of curvature <

A thick plano convex lens is silvered at both surfaces. A point source of light ‘S’ is placed inside the lens at a distance of 2 cm from curved surface having radius of curvature \frac{8}{3}\; cm as shown in the figure. If the images formed due to direct reflections from the plane and curved surface coincide then the thickness of the lens is

 

Option: 1

6 \; cm


Option: 2

\frac{20}{3} \; cm


Option: 3

7 \; cm

 


Option: 4

3 \; cm


Answers (1)

best_answer

Answer (4)

For mirror \frac{1}{v}+\frac{1}{\left ( -2 \right )}=\frac{3}{-4}\Rightarrow v=-4

Hence, thickness of lens should be 3\; cm

Posted by

Ritika Kankaria

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

UP NEET UG counselling 2025 registration begins; 78 candidates debarred from MBBS, BDS admissions
anam-khan

UP NEET counselling 2025 round 1 registration starts today at 2 pm; fee payment last date July 28
anam-khan

Jammu and Kashmir NEET UG Counselling 2025 registration begins for MBBS, BDS; apply by July 22

Latest Question