JEE Main Physics · Ray Optics and Optical Instruments
Telescope Tube Length
Telescope Tube Length (Ray Optics and Optical Instruments) was asked once in the 42 JEE Main shifts Lumi analysed, in 2020.
- Times asked
- 1
- in 1 shift
- Years
- 2020
- Usual format
- Single correct
- Calculation
- Pattern
- Gone quiet
- asked once so far
How it is asked
- Eyepiece focal length from tube length
Difficulty
Easy 1Medium 0Hard 0
Where it sits
Chapter: Ray Optics and Optical Instruments. Topic: Optical Instruments, 7 questions over 7 ideas.
Every time it came
The question
Newest first, each with its options and official answer.