The physical quantity which has the dimensional formula $\left[ {{{\rm{M}}^1}{{\rm{T}}^{ - 3}}} \right]$ is

JEE PHYSICS MCQ: UNITS & MEASUREMENTS

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Application +4 | -1

The physical quantity which has the dimensional formula

\left[ {{\mathrm{M}^1}{\mathrm{T}^{ - 3}}} \right]

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Correct option: C

Solar constant

Option C (Solar constant) is correct because its dimensions are energy per unit area per unit time, which matches [M¹T^-3].

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\sqrt{\frac{\text { Modulus of elasticity }}{\text { Density }}}

\mathrm{ms}^{-1} \text {. }

\frac{1}{\left(\sqrt{\varepsilon_0 \mu_0}\right) t} \text {. }

\left[ {{\mathrm{M}^{ - 1}}{\mathrm{L}^{ - 3}}{\mathrm{A}^2}{T^3}} \right]

{\varepsilon _0}L\frac{{\Delta V}}{{\Delta t}},\;

{\varepsilon _0}

{\Delta V}

{\Delta t}