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A radiotransmitter radiates 1 kW power at a wavelength 198.6 m. How many photons does it emit per second
Options
(a) 10¹⁰
(b) 10²⁰
(c) 10³⁰
(d) 10⁴⁰
Correct Answer:
10³⁰
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The voltage of an a.c.supply varies with time (t) as V=120 sin 100 πt the maximum voltage
- IF A⃗ and B⃗ are two vectors and θ is the angle between them
- If a magnet is suspended at an angle 30⁰ to the magnetic meridian, the dip needle
- A block is moving up an inclined plane of inclination 60° with velocity of 20 ms⁻¹
- Electrons used in an electron microscope are accelerated by a voltage of 25 kV
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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