8 kg/$m^3$

80 kg/$m^3$

800 kg/$m^3$

8000 kg/$m^3$

Joule/second

Watt/ampere

Watt/coulomb

Coulomb/joule

$\left[ {{{\rm{M}}^0}{{\rm{L}}^{ - 1}}{\rm{T}}} \right]$

$\left[ {{{\rm{M}}^0}{{\rm{L}}^2}{{\rm{T}}^{ - 1}}} \right]$

$\left[ {{{\rm{M}}^0}{{\rm{L}}^2}{{\rm{T}}^{ - 1}}{{\rm{A}}^2}} \right]$

$\left[ {{\rm{ML}}{{\rm{T}}^{ - 2}}{{\rm{A}}^{ - 2}}} \right]$

$M{L^3}{T^{ - 1}}{Q^{ - 2}}$

$M{L^3}{T^{ - 2}}{Q^{ - 1}}$

$M{L^2}{T^{ - 1}}{Q^{ - 1}}$

$ML{T^{ - 1}}{Q^{ - 1}}$

[A]

[A T]

[M L T⁻²]

[M L² T⁻³ A⁻¹]

Current density and charge density

Angular momentum and momentum

Spring constant and surface energy

Force and torque

$\left[ {{M^0}{L^0}{T^{ - 1}}Q} \right]$

$\left[ {M{L^2}{T^{ - 1}}Q} \right]$

$\left[ {{M^2}L{T^{ - 1}}Q} \right]$

$\left[ {{M^2}{L^2}{T^{ - 1}}Q} \right]$

$M{L^3}{T^{ - 1}}{Q^{ - 2}}$

$M{L^3}{T^{ - 2}}{Q^{ - 1}}$

$M{L^2}{T^{ - 1}}{Q^{ - 1}}$

$ML{T^{ - 1}}{Q^{ - 1}}$

${M^{ - 1}}{L^{ - 2}}{T^4}{A^2}$

$M{L^2}{T^4}{A^{ - 2}}$

$ML{T^{ - 4}}{A^2}$

${M^{ - 1}}{L^{ - 2}}{T^{ - 4}}{A^{ - 2}}$

[A]

$\left[ {{A^2}} \right]$

$\left[ {{A^{ - 1}}} \right]$

None of these

$\left[ {{\rm{ML}}{{\rm{T}}^{ - 2}}{{\rm{A}}^{ - 1}}} \right]$

$\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 1}}{{\rm{A}}^{ - 1}}} \right]$

$\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 1}}{{\rm{A}}^{ - 2}}} \right]$

$\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 2}}{{\rm{A}}^{ - 1}}} \right]$