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A 0.66 kg ball is moving with a speed of 100 m/s. The associated wavelength will be(h=6.6 x 10⁻³⁴ Js)
Options
(a) 1.0 x 10⁻³² m
(b) 6.6 x 10⁻³² m
(c) 6.6 x 10⁻³⁴ m
(d) 1.0 x 10⁻³⁵ m
Correct Answer:
1.0 x 10⁻³⁵ m
Explanation:
λ=h/mv = (6.6 x 10⁻³⁴) / (0.66 x 100) = 1 x 10⁻³⁵ m
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Question Type: Memory
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Difficulty Level: Easy
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- H₂O₂ is manufactured these days by
- One mole of a gas absorbs 300 J of heat at constant volume and its temperature
- The indicator used in the titration of iodine against sodium thiosulphate is
- The solubility of anhydrous AlCl₃ and hydrous AlCl₃ in diethylether are S₁
- The oxidation states of sulphur in the anions : SO₃²⁻,S₂O₄²⁻ and S₂O₆²⁻
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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