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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: - At absolute temperature, the kinetic energy of the molecules
- Which one of the following statement is FALSE ?
- Two identical circular coils A and B are kept on a horizontal tube
- If in a L-R series circuit the power factor is 1/2 and R=100Ω, then the value of L is,
- A wire having resistance 12Ω is bent in the form of an equilateral triangle.
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
- At absolute temperature, the kinetic energy of the molecules
- Which one of the following statement is FALSE ?
- Two identical circular coils A and B are kept on a horizontal tube
- If in a L-R series circuit the power factor is 1/2 and R=100Ω, then the value of L is,
- A wire having resistance 12Ω is bent in the form of an equilateral triangle.
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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