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If h is planck’s constant and λ is wavelength, h/λ has dimensions of
Options
(a) momentum
(b) energy
(c) mass
(d) velocity
Correct Answer:
momentum
Explanation:
Dimension of Planck’s constant = ML²T⁻¹
Dimension for wavelength = L
h/λ = MLT⁻¹
Which is same as that of dimension of momentum
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two thin lenses when placed in contact, then the power of combination is +10 D.
- Two resistors of 6Ω and 9Ω are connected in series to a 120 V source.
- Height of geostationary satellite is
- A p-n photodiode is made of a material with a band gap of 2.0 eV
- The coherence of two light sources means that the light waves emitted have
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Physical World and Measurement (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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