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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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Question Type: Memory
(964)
Difficulty Level: Easy
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Topics: Physical World and Measurement
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A particle with charge q is moving along a circle of radius R with unoform speed v.
- A Galilean telescope has an objective of focal length 100 cm and magnifying power 50
- When aluminium is added as an impurity to silicon, the resulting material is
- Three capacitors of capacitances 3 μF, 10 μF and 15 μF are connected in series
- Periodic time of a satellite revolving above Earth’s surface at a height equal to R,
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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