Physics - Unit & Dimension Question with Solution | TestHub

PhysicsUnit & DimensionMiscellaneousEasy2 minPYQ_2020
PhysicsEasysingle choice

The velocity of water waves v may depend upon their wavelength λ , the density of water ρ and the acceleration due to gravity g . The method of dimensions gives the relation between these quantities as

Options:

Answer:
C
Solution:

Let v x =k g y λ z ρ δ . Now by substituting the dimensions of each quantities and equating the powers ofM,LandTwe get δ=0 and x=2, y=1, z=1 .

Stream:NTA_ABHYASSubject:PhysicsTopic:Unit & DimensionSubtopic:Miscellaneous
2mℹ️ Source: PYQ_2020

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