[M$^{-1/2}$ L$^{1/2}$ T$^{1}$ \Theta$^{2}$]

[M$^{1/2}$ L$^{-1/2}$ T$^{-1}$ \Theta$^{-2}$]

[M L$^{-3}$ \Theta$^{-2}$]

[M$^{1/2}$ L$^{-5/2}$ T$^{1}$]

$n \propto {u^2}$

$n\; \propto u$

$n \propto \sqrt u$

$n \propto \frac{1}{u}$

Joule

Watt

Newton

Pascal

Energy

Energy density

Pressure

None of these

Predicting the exact numerical value of a physical quantity

Checking the correctness of an equation

Deriving relationships between physical quantities

Converting units

Length and mass

Mass and time

Length, mass and time

None of these

${\rm{J}}{{\rm{m}}^{ - 2}}{{\rm{s}}^{ - 1}}$

${\rm{J}}{{\rm{m}}^{ - 1}}{{\rm{s}}^{ - 2}}$

${\rm{W}}{{\rm{m}}^{ - 2}}$

${\rm{J}}{{\rm{m}}^{ - 2}}$

${\rm{T}}{{\rm{J}}^{ - 1}}$

${\rm{J}}{{\rm{T}}^{ - 1}}$

${\rm{A}}{{\rm{m}}^{ - 2}}$

${\rm{A}}{{\rm{m}}^{ - 1}}$

Angle

Luminous intensity

Coefficient of friction

Current

Second

Coulomb

Mho

Metre

1000 W

$36 imes {10^5}J$

1000 J

3600 J