NEET Physics MCQ: NCERT Unit Conversion

🎯Topic:Conversion Of Units For One System To Another

🎯Difficulty :Hard

🔄Ncert Concepts :Unit Conversion, Length, Scientific Notation

Related Questions

Given that υ is speed, r is the radius and g is the acceleration due to gravity. Which of the following is dimensionless

${\upsilon ^2}/rg$

${\upsilon ^2}r/g$

${\upsilon ^2}g/r$

${\upsilon ^2}rg$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional Analysis, Units of Measurement

Given that υ is speed, r is the radius and g is the acceleration due to gravity. Which of the following is dimensionless

${\upsilon ^2}/rg$

${\upsilon ^2}r/g$

${\upsilon ^2}g/r$

${\upsilon ^2}rg$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Analyzing

🔄Ncert Concepts :Dimensional analysis, Units of physical quantities

Dimension of R is

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

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

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

None of these

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional Analysis, Resistance, Electrical Units

The SI unit of gravitational potential is

${\rm{Jk}}{{\rm{g}}^{ - 1}}$

${\rm{Jkg}}$

${\rm{Jk}}{{\rm{g}}^2}$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :gravitational potential, SI units

The ratio of SI. Unit of the CGS unit of Planck’s constant is

${10^7}:1$

${10^4}:1$

${10^6}:1$

$1:1$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Planck's constant, SI units, CGS units, unit conversion

The unit of Wien’s constant b is

${\rm{W}}{{\rm{m}}^{ - 2}}{{\rm{K}}^{ - 4}}$

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🎯Difficulty :Easy

🔄Ncert Concepts :Wien's displacement law, units of measurement

The unit of the coefficient of viscosity in S.I. system is

$m/kg - s$

$m - s/k{g^2}$

$kg/m - {s^2}$

$kg/m - s$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Understanding

🔄Ncert Concepts :viscosity, SI units, dimensional analysis

The unit of Stefan’s constant $\sigma$ is

$W\;{m^{ - 2}}\;{K^{ - 1}}$

$W\;\;{m^2}\;{K^{ - 4}}$

$W\;{m^{ - 2}}\;{K^{ - 4}}$

$W\;{m^{ - 2}}\;{K^4}$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Stefan-Boltzmann Law, Units of Measurement

A suitable unit for gravitational constant is

$kg - m\,\,se{c^{ - 1}}$

$N\;{m^{ - 1}}{\rm{sec}}$

$N\;{m^2}\;k{g^{ - 2}}$

$kg\;m{\rm{\;se}}{{\rm{c}}^{ - 1}}$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Gravitational constant, Units and dimensions, Newton's Law of Gravitation

10.

Unit of electric flux is

${\rm{Nm}}/{{\rm{C}}^{ - 1}}$

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another