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Calculate the energy in joule corresponding to light of wavelength 45nm.(Plank’s constant , h=6.63 ˣ 10⁻³⁴ Js, speed of light , c = 3 ˣ 10⁸ ms⁻¹)
Options
(a) 6.67 ˣ 10¹⁵
(b) 6.67 ˣ 10¹¹
(c) 4.42 ˣ 10⁻¹⁵
(d) 4.42 ˣ 10⁻¹⁸
Correct Answer:
4.42 ˣ 10⁻¹⁸
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Structure of Atom
(90)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In Duma’s method for estimation of nitrogen, 0.25g of an organic compound
- Boron is unable to form BF₆³⁻ because of
- Which of the following acids exhibits optical activity
- Reduction of H₃C – NC with hydrogen in presence of Ni/Pt as catalyst gives
- The maximum valency of an element with atomic number 7 is
Topics: Structure of Atom (90)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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