Physics - Unit & Dimension Question with Solution | TestHub

PhysicsUnit & DimensionMiscellaneousMedium2 minPYQ_2024

PhysicsMediumsingle choice

The de-Broglie wavelength associated with a particle of mass $m$ and energy $E$ is $h / 2 m E$ . The dimensional formula for Planck's constant is :

Answer:

Solution:

$λ = \frac{h}{2 mE} or E = h ν [ML^{2} T^{- 2}] = h [T^{- 1}] h = [ML^{2} T^{- 1}]$

Stream:JEESubject:PhysicsTopic:Unit & DimensionSubtopic:Miscellaneous

⏱ 2mℹ️ Source: PYQ_2024

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