NEET Physics MCQ: NCERT Unit & Measurement

🎯Topic:Conversion Of Units For One System To Another

🎯Difficulty :Hard

🔄Ncert Concepts :Unit Conversion, Energy, Mole Concept

Related Questions

Which of the following quantities has the same dimensions as that of energy

Power

Force

Momentum

Work

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Understanding

🎯Difficulty :Easy

🔄Ncert Concepts :Dimensions, Energy, Work, Power, Force, Momentum

The physical quantity having the dimensions $\left[ {{{\rm{M}}^{ - 1}}{{\rm{L}}^{ - 3}}{{\rm{A}}^2}{T^3}} \right]$ is

Resistance

Resistivity

Electrical conductivity

Electromotive force

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional analysis, Electrical conductivity, Resistance, Resistivity, Electromotive force

The dimensional formula for the magnetic field is

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

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

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Magnetic Force, Dimensional Analysis

If force (F), mass (M), length (L) are taken as fundamental quantities, dimensions of the time will be

$\left[ {MLF} \right]$

$\left[ {ML{F^{ - 1}}} \right]$

$\left[ {{M^{1/2}}{L^{1/2}}{F^{1/2}}} \right]$

$\left[ {{M^{1/2}}{L^{1/2}}{F^{ - 1/2}}} \right]$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional Analysis, Fundamental Quantities, Force, Mass, Length, Time

The dimensions of physical quantity X in the equation ${\rm{Force\;}} = \frac{X}{{{\rm{Density\;}}}}$ is given by

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

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

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional Analysis, Force, Density

The dimensional formula of magnetic flux is

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

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

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Magnetic flux, Dimensional analysis, Force on a current-carrying wire, magnetic field

Dimensional formula for torque is

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

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

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

$LM{T^{ - 2}}$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :torque, dimensional analysis, force, distance

The dimensions of magnetic field in M, L, T and C (coulomb) is given as

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

$\left[ {{\rm{M}}{{\rm{T}}^2}{{\rm{C}}^{ - 2}}} \right]$

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :magnetic field, dimensional analysis, force on a moving charge

Dimensions of magnetic field intensity is

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

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

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Magnetic Field Intensity, Dimensional Analysis, Force on a current carrying conductor

10.

The dimensions of inter atomic force constant are

$M{T^{ - 2}}$

$ML{T^{ - 1}}$

$ML{T^{ - 2}}$

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another