Physics - Unit & Dimension Question with Solution | TestHub

PhysicsUnit & DimensionMiscellaneousEasy2 minQB

PhysicsEasysingle choice

In the expression $y = a sin (ω t + θ), y$ is the displacement and $t$ is the time. Write the dimensions of $a, ω$ and $θ$ .

Answer:

Solution:

$[a] = [y] = [L] . ω t$
is dimensionless, so $[ω] = \frac{1}{[ t ]}$
$= [T^{- 1}] . θ$
is an angle, which is dimensionless.

Stream:JEESubject:PhysicsTopic:Unit & DimensionSubtopic:Miscellaneous

⏱ 2mℹ️ Source: QB

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