NEET Physics MCQ: NCERT Units & Measurement

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional analysis, Angular momentum, Linear momentum

Related Questions

The dimensions of Planck’s constant is same as that of

Angular momentum

Linear momentum

Work

Coefficient of viscosity

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Understanding

🔄Ncert Concepts :Planck's constant, dimensions, angular momentum, linear momentum, work, coefficient of viscosity

Force constant has the same dimensions as

Coefficient of viscosity

Surface tension

Frequency

Impulse

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Analyzing

🎯Difficulty :Easy

🔄Ncert Concepts :Force constant, Dimensions, Surface tension, Dimensional analysis

The only mechanical quantity which has negative dimension of mass is

Angular momentum

Torque

Coefficient of thermal conductivity

Gravitational constant

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Analyzing

🔄Ncert Concepts :Dimensional analysis, Gravitational constant, Angular momentum, Torque, Thermal conductivity

What is the dimensional formula of $m{c^2}$ , where the letters have their usual meanings?

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

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

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

$\left[ {{{\rm{M}}^{ - 1}}{{\rm{L}}^3}{{\rm{T}}^6}} \right]$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🎯Difficulty :Easy

🔄Ncert Concepts :Dimensional Analysis, Mass, Speed of light, Energy

The dimensional formula for Boltzmann’s constant is

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

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

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🎯Difficulty :Easy

🔄Ncert Concepts :Boltzmann constant, Dimensional analysis, Kinetic energy, Temperature

$\left[ {{\rm{M}}{{\rm{L}}^{ - 2}}{{\rm{T}}^{ - 2}}} \right]$ represents dimensional formula of which of the following physical quantities?

Energy

pressure

Torque

Pressure gradient

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional Analysis, Pressure, Pressure Gradient, Energy, Torque

The dimensions of coefficient of self inductance are

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

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

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

⚡ Time Required :3 mins

🔄Ncert Concepts :self inductance, dimensional analysis, energy of inductor

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

Surface tension

Density

Solar constant

Compressibility

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional Analysis, Solar Constant, Surface Tension, Density, Compressibility

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

10.

The density of a substance is 2 g/cm³. What is its density in kg/m³?

0.002 kg/m³

0.2 kg/m³

200 kg/m³

2000 kg/m³

Question Tags

🎯Topic:Conversion Of Units For One System To Another