| ⇦ | 
| ⇨ |
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: - A thin convex lens of refractive index 1.5 has 20 cm focal length in air. If the lens
- An aeroplane is flying horizontally with a velocity of 216 km/h at a height of 1960 m.
- Two small spherical shells A and B are given positive charges of 9C and 4C
- If |A x B|= √3 A.B , then the value of |A + B| is
- A jar is filled with two non-mixing liquids 1 and 2 having densities
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 thin convex lens of refractive index 1.5 has 20 cm focal length in air. If the lens
- An aeroplane is flying horizontally with a velocity of 216 km/h at a height of 1960 m.
- Two small spherical shells A and B are given positive charges of 9C and 4C
- If |A x B|= √3 A.B , then the value of |A + B| is
- A jar is filled with two non-mixing liquids 1 and 2 having densities
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
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply