| ⇦ | 
| ⇨ |
Laser beams are used to measure long distance because
Options
(a) they are monochromatic
(b) they are highly polarised
(c) they are coherent
(d) they have high degree of parallelism
Correct Answer:
they have high degree of parallelism
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A car is moving with uniform acceleration. It covers 200 m in 2 sec and 220 m
- Which of the following is true for number of spectral lines in going from Lyman series
- If ∆Q>0 when heat flows into a system, ∆W>0 when work is done on the system
- A coil has an area of 0.05 m² and it has 800 turns. It is placed perpendicularly
- The energy band gap is maximum in
Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A car is moving with uniform acceleration. It covers 200 m in 2 sec and 220 m
- Which of the following is true for number of spectral lines in going from Lyman series
- If ∆Q>0 when heat flows into a system, ∆W>0 when work is done on the system
- A coil has an area of 0.05 m² and it has 800 turns. It is placed perpendicularly
- The energy band gap is maximum in
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply