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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
Related Questions: - The phenomenon of radioactivity
- The molecular weight of a gas is 44. The volume occupied by 2.2 g of this gas
- Thomson coefficient of a conductor is 10 µV/K. Its two ends are kept
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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
- The phenomenon of radioactivity
- The molecular weight of a gas is 44. The volume occupied by 2.2 g of this gas
- Thomson coefficient of a conductor is 10 µV/K. Its two ends are kept
- The dimensions of Planck’s constant is same as that of
- The distance travelled by a particle starting from rest and moving
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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