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The frequency of light ray having the wavelength 3000Å is
Options
(a) 9×10¹³ cycle/sec
(b) 10¹⁵ cycle/sec
(c) 90 cycle/sec
(d) 3000 cycle/sec
Correct Answer:
10¹⁵ cycle/sec
Explanation:
n = v / λ = 3 × 10⁸ / 3000 × 10⁻¹° = 10¹⁵ cycle/sec.
Related Questions: - In the elastic collision of objects
- Zenor breakdown will occur if
- In a parallel plate capacitor with plate area A and charge Q, the force on one plate
- Two bodies of mass 1 kg and 3 kg have positive vectors i + 2j + k and -3i -2j + k
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In the elastic collision of objects
- Zenor breakdown will occur if
- In a parallel plate capacitor with plate area A and charge Q, the force on one plate
- Two bodies of mass 1 kg and 3 kg have positive vectors i + 2j + k and -3i -2j + k
- The radius of curvature of a convave mirror is 24 cm and the imager is magnified
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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Answer is wrong. should be 10(to power 17)/s