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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
(1008)
Topics: Physical World and Measurement
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A stationary particle explodes into two particles of masses m₁ and m₂ which move
- Two bodies of mass 0.25 kg each moving towards each other with velocity
- A hollow sphere of radius 0.1m has a charge of 5×10⁻⁸C. The potential
- A roller coaster is designed such that riders experience “weightlessness” as they
- What is the time taken by moon light to reach earth?
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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