The $SI$ unit of magnetic permeability is
The $SI$ unit of magnetic permeability is
- A
$Wb\;m ^{-2}\; A ^{-1}$
- B
$Wb\;m ^{-1}\; A$
- C
$Wb\;m\;A ^{-1}$
- D
$Wb\;m ^{-1} \;A ^{-1}$
Similar Questions
Which of the following system of units is not based on units of mass, length and time alone
Which of the following system of units is not based on units of mass, length and time alone
Match List $I$ with List $II$
LIST$-I$
LIST$-II$
$(A)$ Surface tension
$(I)$ $Kg m ^{-1} s ^{-1}$
$(B)$ Pressure
$(II)$ $Kg ms^{-1 }$
$(C)$ Viscosity
$(III)$ $Kg m ^{-1} s ^{-2}$
$(D)$ Impulse
$(IV)$ $Kg s ^{-2}$
Choose the correct answer from the options given below :
Match List $I$ with List $II$
| LIST$-I$ | LIST$-II$ |
| $(A)$ Surface tension | $(I)$ $Kg m ^{-1} s ^{-1}$ |
| $(B)$ Pressure | $(II)$ $Kg ms^{-1 }$ |
| $(C)$ Viscosity | $(III)$ $Kg m ^{-1} s ^{-2}$ |
| $(D)$ Impulse | $(IV)$ $Kg s ^{-2}$ |
Choose the correct answer from the options given below :
- [JEE MAIN 2023]
Some physical quantities are given in Column $I$ and some possible $SI$ units in which these quantities may be expressed are given in Column $II$. Match the physical quantities in Column $I$ with the units in Column $II$ and indicate your answer by darkening appropriate bubbles in the $4 \times 4$ matrix given in the $ORS$.
Column $I$
Column $II$
$(A)$ $\mathrm{GM}_e \mathrm{M}_5$
$\mathrm{G} \rightarrow$ universal gravitational constant, $\mathrm{M}_{\mathrm{e}} \rightarrow$ mass of the earth,
$\mathrm{M}_5 \rightarrow$ mass of the Sun
$(p)$ (volt) (coulomb) (metre)
$(B)$ $\frac{3 \mathrm{RT}}{\mathrm{M}} ; \mathrm{R} \rightarrow$ universal gas constant, $\mathrm{T} \rightarrow$ absolute temperature,
$\mathrm{M} \rightarrow$ molar mass
$(q)$ (kilogram) $(\text { metre) })^3$ (second) $)^{-2}$
$(C)$ $\frac{F^2}{q^2 B^2}$ ;$\quad F \rightarrow$ force, $q \rightarrow$ charge, $B \rightarrow$ magnetic field
$(r)$ $(\text { meter })^2$ (second) $)^{-2}$
$(D)$ $\frac{\mathrm{GM}_e}{\mathrm{R}_{\mathrm{e}}}, G \rightarrow$ universal gravitational constant,
$\mathrm{M}_{\mathrm{e}} \rightarrow$ mass of the earth, $\mathrm{R}_{\mathrm{e}} \rightarrow$ radius of the earth
$(s)$ (farad) $(\text { volt) })^2(\mathrm{~kg})^{-1}$
Some physical quantities are given in Column $I$ and some possible $SI$ units in which these quantities may be expressed are given in Column $II$. Match the physical quantities in Column $I$ with the units in Column $II$ and indicate your answer by darkening appropriate bubbles in the $4 \times 4$ matrix given in the $ORS$.
| Column $I$ | Column $II$ |
|
$(A)$ $\mathrm{GM}_e \mathrm{M}_5$ $\mathrm{G} \rightarrow$ universal gravitational constant, $\mathrm{M}_{\mathrm{e}} \rightarrow$ mass of the earth, $\mathrm{M}_5 \rightarrow$ mass of the Sun |
$(p)$ (volt) (coulomb) (metre) |
|
$(B)$ $\frac{3 \mathrm{RT}}{\mathrm{M}} ; \mathrm{R} \rightarrow$ universal gas constant, $\mathrm{T} \rightarrow$ absolute temperature, $\mathrm{M} \rightarrow$ molar mass |
$(q)$ (kilogram) $(\text { metre) })^3$ (second) $)^{-2}$ |
| $(C)$ $\frac{F^2}{q^2 B^2}$ ;$\quad F \rightarrow$ force, $q \rightarrow$ charge, $B \rightarrow$ magnetic field | $(r)$ $(\text { meter })^2$ (second) $)^{-2}$ |
|
$(D)$ $\frac{\mathrm{GM}_e}{\mathrm{R}_{\mathrm{e}}}, G \rightarrow$ universal gravitational constant, $\mathrm{M}_{\mathrm{e}} \rightarrow$ mass of the earth, $\mathrm{R}_{\mathrm{e}} \rightarrow$ radius of the earth |
$(s)$ (farad) $(\text { volt) })^2(\mathrm{~kg})^{-1}$ |
- [IIT 2007]
Which of the following is smallest unit
Which of the following is smallest unit
In a particular system the units of length, mass and time are chosen to be $10\;cm , 10 \;g$, and $0.1\;s$ respectively. The units of force in this system will be equal to?
In a particular system the units of length, mass and time are chosen to be $10\;cm , 10 \;g$, and $0.1\;s$ respectively. The units of force in this system will be equal to?