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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 gas of monoatomic hydrogen is bombarded with a stream of electrons
- Zenor breakdown in a semiconductor diode occurs when
- Two particles A and B having equal charges, after being accelerated
- When photons of energy hν fall on an aluminium plate (of work function E₀),
- The molar specific heat at constant pressure of an ideal gas is (7/2)R. The ratio
Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A gas of monoatomic hydrogen is bombarded with a stream of electrons
- Zenor breakdown in a semiconductor diode occurs when
- Two particles A and B having equal charges, after being accelerated
- When photons of energy hν fall on an aluminium plate (of work function E₀),
- The molar specific heat at constant pressure of an ideal gas is (7/2)R. The ratio
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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