If h is planck’s constant and λ is wavelength, h/λ has dimensions of

⇦

⇨

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:

1. Two tuning forks are sounded together and produce 2 beats per second.
2. When a beam of light is used to determine the position of an object,
3. A solenoid of length l metre has self inductance L henry. If number of turns
4. Two identical capacitors are first connected in series and then in parallel.
5. Pick out the correct statements from the following

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