Please wait...
Contact Us
Contact
Need assistance? Contact us on below numbers

For Study plan details

93219 24448 / 89292 63204

10:00 AM to 7:00 PM IST all days.

For Franchisee Enquiry

81783 72169
OR

Chat with us on WhatsApp

or

Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this number

93219 24448 / 99871 78554

Mon to Sat - 10 AM to 7 PM

Home / Doubts and Solutions/NEET/Physics

The focal length of objective lens of a telescope is 30cm and that of its eye lens is 3cm.it is focused on a scale of distance 2meter on it. The distance of objective lens from the eye lens to see with relaxed eyes is? A-33cm,B-65.3cm,C-38.3cm,D-40.3cm

Asked by Priyanka 15th November 2017, 12:47 PM
Answered by Expert
Answer:
Question:-
The focal length of objective lens of a telescope is 30cm and that of its eye lens is 3cm.it is focused on a scale of distance 2meter on it. The distance of objective lens from the eye lens to see with relaxed eyes is? A-33cm,B-65.3cm,C-38.3cm,D-40.3cm
 
Answer:-
 
size 16px F size 16px o size 16px r size 16px space size 16px o size 16px b size 16px j size 16px e size 16px c size 16px t size 16px i size 16px v size 16px e size 16px space size 16px l size 16px e size 16px n size 16px s size 16px 1 over size 16px f subscript size 16px o size 16px equals size 16px 1 over size 16px v subscript size 16px o size 16px minus size 16px 1 over size 16px u subscript size 16px o fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style 30 end style end fraction size 16px equals fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style V subscript o end style end fraction size 16px minus fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style negative 200 end style end fraction size 16px equals fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style V subscript o end style end fraction size 16px plus fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style 200 end style end fraction size 16px V subscript size 16px o size 16px equals size 16px 35 size 16px. size 16px 29 size 16px space size 16px c size 16px m size 16px F size 16px o size 16px r size 16px space size 16px e size 16px y size 16px e size 16px space size 16px l size 16px e size 16px n size 16px s size 16px d size 16px i size 16px s size 16px tan size 16px c size 16px e size 16px space size 16px o size 16px f size 16px space size 16px d size 16px i size 16px s size 16px t size 16px i size 16px n size 16px c size 16px t size 16px space size 16px w size 16px i size 16px t size 16px h size 16px space size 16px r size 16px e size 16px l size 16px a size 16px x size 16px e size 16px d size 16px space size 16px e size 16px y size 16px e size 16px space size 16px i size 16px s size 16px space size 16px 25 size 16px c size 16px m fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style f subscript e end style end fraction size 16px equals fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style v subscript e end style end fraction size 16px minus fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style u subscript e end style end fraction fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style 3 end style end fraction size 16px equals fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style negative 25 end style end fraction size 16px minus fraction numerator begin mathsize 16px display style 1 end style over denominator begin mathsize 16px display style u subscript e end style end fraction size 16px u subscript size 16px e size 16px equals size 16px minus size 16px 2 size 16px. size 16px 67 size 16px c size 16px m size 16px d size 16px i size 16px s size 16px tan size 16px c size 16px e size 16px space size 16px o size 16px f size 16px space size 16px o size 16px b size 16px j size 16px e size 16px c size 16px t size 16px i size 16px v size 16px e size 16px space size 16px l size 16px e size 16px n size 16px s size 16px space size 16px f size 16px r size 16px o size 16px m size 16px space size 16px t size 16px h size 16px e size 16px space size 16px e size 16px y size 16px e size 16px space size 16px l size 16px e size 16px n size 16px s size 16px space size 16px t size 16px o size 16px space size 16px s size 16px e size 16px e size 16px space size 16px w size 16px i size 16px t size 16px h size 16px space size 16px r size 16px e size 16px l size 16px a size 16px x size 16px e size 16px d size 16px space size 16px e size 16px y size 16px e size 16px s size 16px space size 16px equals size 16px vertical line size 16px u subscript size 16px e size 16px vertical line size 16px plus size 16px V subscript size 16px o size 16px space size 16px equals size 16px 2 size 16px. size 16px 67 size 16px plus size 16px 35 size 16px. size 16px 29 size 16px equals size 16px space size 16px 37 size 16px. size 16px 96 size 16px space size 16px w size 16px h size 16px i size 16px c size 16px h size 16px space size 16px i size 16px s size 16px space size 16px a size 16px p size 16px p size 16px r size 16px o size 16px x size 16px space size 16px t size 16px o size 16px space size 16px 38 size 16px. size 16px 3 size 16px c size 16px m
Answered by Expert 4th December 2017, 1:06 PM
Rate this answer
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

You have rated this answer /10

Report an issue
Tags: telescope
Previous Question
Next Question
Your answer has been posted successfully!

Free related questions

derive the expression for the magnifying Power and the length of a compound microscope using two convex lenses.
16th April 2022, 11:12 AM
GMRT ?  
20th February 2023, 11:58 AM
a telescope has an objective lens of focal length 150cm and an eyepiece of focal length 5cm.if his telescope is used to view a 100m high tower 30km away,find the height of final image when it is formed 25cm away from the eyepiece
23rd December 2023, 8:00 AM
doubt
25th March 2024, 12:17 PM
RELATED STUDY RESOURCES :
NEET QUESTION ANSWERS

Browse free questions and answers by Chapters

Trending Tags

trigonometric equations Mole concept linear equations trigonometric ratios functions circle quadratic equation matrix operations integration equivalent resistance

Latest Questions

CBSE X Biology
What is enzyme  
Asked by Sureshgowdayd548 28th October 2020, 10:50 PM
JEE Main Mathematics
The following pseudocode is executed using the “Paragraph words” dataset. At the end of the execution, CountB captures the number of verbs with letter count less than the average letter count of verbs. But the pseudocode may have mistakes in one or more lines. Identify all such lines (if any). It is a Multiple Select Question (MSQ).  Error in Line 4  Error in Line 8  Error in Line 11  Error at Line 12  Error in Line 17  Error at Line 18  Error in Line 21 The following pseudocode is executed using the “Words” table. What will be the value of A at the end of the execution?
Asked by amaladelsingh 28th October 2020, 10:24 PM
CBSE X Biology
I want a brief clarity on Taxonomy
Asked by reenacharan2008 28th October 2020, 9:11 PM

Chat with us on WhatsApp