NEET Physics MCQ: NCERT Unit Conversion | NEET.Guide Questions

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

A

${10^7}:1$

B

${10^4}:1$

C

${10^6}:1$

D

$1:1$

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :2 mins

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

Related Questions

The expression $\left[ {{\rm{M}}{{\rm{L}}^{ - 1}}{{\rm{T}}^{ - 1}}} \right]$ represents

A

Momentum

B

Force

C

Pressure

D

Coefficient of viscosity

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :2 mins

🔄Ncert Concepts :Dimensional analysis, Units of physical quantities

The dimensions of resistance are same as those of ………. Where h is the Planck’s constant and e is the charge.

A

$\frac{{{h^2}}}{{{e^2}}}$

B

$\frac{{{h^2}}}{e}$

C

$\frac{h}{{{e^2}}}$

D

$\frac{h}{e}$

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Analyzing

🎯Difficulty :Medium

⚡ Time Required :3 mins

🔄Ncert Concepts :Dimensional Analysis, Resistance, Planck's Constant, Charge

The dimensional formula for the magnetic field is

A

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

B

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

C

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

D

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

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :3 mins

🔄Ncert Concepts :Magnetic Force, Dimensional Analysis

The dimensional formula of magnetic induction B is

A

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

B

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

C

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

D

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

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :2 mins

🔄Ncert Concepts :Magnetic induction, Dimensional analysis, Force on a moving charge in magnetic field

If E,m,J and G represent energy, mass, angular momentum and gravitational constant respectively, then the dimensional formula of $E{J^2}/{m^5}{G^2}$ is

A

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

B

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

C

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

D

Dimensionless

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :3 mins

🔄Ncert Concepts :Dimensional Analysis, Energy, Angular Momentum, Gravitational Constant

The dimensional formula of magnetic flux is

A

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

B

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

C

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

D

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

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :3 mins

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

Dimensional formula for the universal gravitational constant G is

A

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

B

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

C

$\left[ {{{\rm{M}}^{ - 1}}{{\rm{L}}^3}{{\rm{T}}^{ - 2}}} \right]$

D

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

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Application

🎯Difficulty :Easy

⚡ Time Required :2 mins

🔄Ncert Concepts :Dimensional Analysis, Universal Gravitational Constant, Newton's Law of Gravitation

The dimensions of electric dipole moment are

A

$\left[ {{{\rm{L}}^2}{\rm{I}}} \right]$

B

$\left[ {{\rm{LI}}} \right]$

C

$\left[ {{\rm{LTI}}} \right]$

D

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

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :2 mins

🔄Ncert Concepts :electric dipole moment, dimensional analysis

A car travels at a speed of 60 km/h. What is its speed in m/s?

A

1.67 m/s

B

16.67 m/s

C

166.7 m/s

D

0.167 m/s

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :1 mins

🔄Ncert Concepts :unit conversion, speed

From the dimensional consideration, which of the following equation is correct

A

T = \sqrt{\frac{L}{g}}

B

T = 2π\sqrt{\frac{g}{L}}

C

T = 2π\sqrt{\frac{l}{G}}

D

T = 2π\sqrt{\frac{R^2}{GM}}

Question Tags

📚 Subject:Physics

📑 Chapter:Units And Measurement

🎯Topic:Conversion Of Units For One System To Another

🎓 Ncert Level:Analyzing

🎯Difficulty :Medium

⚡ Time Required :3 mins

🔄Ncert Concepts :Dimensional analysis, Time period of a satellite, Gravitational constant

NEET Subjects

Our Bots

Company