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The de-Broglie wavelength associated with a ball of mass 1kg having kinetic energy 0.5 J is
Options
(a) 6.626 x 10⁻³⁴ m
(b) 13.20 x 10⁻³⁴ m
(c) 10.38 x 10⁻²¹ m
(d) 6.626 x 10⁻³⁴ Å
Correct Answer:
6.626 x 10⁻³⁴ m
Explanation:
λ= h / √2mKE
= 6.626 x 10⁻³⁴ / √2 x 1 x 0.5
= 6.626 x 10⁻³⁴ m
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Chronic chloroform exposure may cause damage to liver and kidney, due to the
- Equal masses of H₂, O₂ and methane have been taken in a container of volume
- Bhor’s theory is applicable to
- The bond dissociation energies of H₂, Cl₂ and HCl are 104, 58, and 103
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Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Structure of Atom (90)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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