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

A solution has a concentration of 20 g/L. Express this concentration in mg/mL.

0.02 mg/mL

2 mg/mL

20 mg/mL

200 mg/mL

Question Tags

🎯Topic:Conversion Of Units For One System To Another

⚡ Time Required :1 mins

🔄Ncert Concepts :unit conversion, concentration

If L,C and R denote inductance, capacitance and resistance respectively, then which of the following combination has the dimension of time?

$\frac{C}{L}$

$\frac{1}{{RC}}$

$\frac{L}{R}$

$\frac{{RL}}{C}$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional Analysis, Inductance, Capacitance, Resistance

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

Resistivity

Conductivity

Resistance

None of these

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional Analysis, Resistivity, Resistance, Conductivity

Solar constant is defined as energy received by earth per ${\rm{c}}{{\rm{m}}^2}$ per minute. The dimensions of solar constant are

$\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 3}}} \right]$

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

$\left[ {{\rm{M}}{{\rm{L}}^0}{{\rm{T}}^{ - 3}}} \right]$

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Dimensional Analysis, Energy, Area, Time

If C be the capacitance and V be the electric potential, then the dimensional formula of $C{V^2}$ is

$\left[ {{\rm{M}}{{\rm{L}}^{ - 3}}{\rm{TA}}} \right]$

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

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

⚡ Time Required :3 mins

🔄Ncert Concepts :Capacitance, Electric Potential, Dimensional Analysis, Energy

Dimensional formula of magnetic flux is

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

$M{L^0}{T^{ - 2}}{A^{ - 2}}$

${M^0}{L^{ - 2}}{T^{ - 2}}{A^{ - 3}}$

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :magnetic flux, dimensional analysis, units

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

The unit of expression ${{\rm{\mu }}_0}{{\rm{\varepsilon }}_0}$ are

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

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

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

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

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🎯Difficulty :Easy

🔄Ncert Concepts :Permeability of free space, Permittivity of free space, Speed of light, Dimensional analysis

Coefficient of thermal conductivity has the dimensions

$\left[ {{\rm{ML}}{{\rm{T}}^{ - 3}}{{\rm{K}}^{ - 1}}} \right]$

$\left[ {{\rm{M}}{{\rm{L}}^3}{{\rm{T}}^3}{{\rm{K}}^2}} \right]$

$\left[ {{\rm{M}}{{\rm{L}}^3}{{\rm{T}}^{ - 3}}{{\rm{K}}^{ - 2}}} \right]$

$\left[ {{{\rm{M}}^2}{{\rm{L}}^3}{{\rm{T}}^{ - 3}}{{\rm{K}}^2}} \right]$

Question Tags

🎯Topic:Conversion Of Units For One System To Another

🔄Ncert Concepts :Thermal conductivity, Dimensional analysis

10.

If C and L denote capacitance and inductance respectively, then the dimensions of LC are

${M^0}{L^0}{T^0}$

${M^0}{L^0}\;{T^2}$

${M^2}{L^0}{T^2}$

$ML{T^2}$

Question Tags

🎯Topic:Conversion Of Units For One System To Another