In SI, Henry is the unit of

(1) Self inductance

(2) Mutual inductance

(3) (1) and (2) both

(4) None of the above

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The unit of $e.m.f.$ is

(1) Joule

(2) Joule-Coulomb

(3) VoltCoulomb

(4) Joule/Coulomb

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Unit of self inductance is                                              [Only for droppers]

(1) $\frac{Newton-\mathrm{sec}ond}{Coulomb×Ampere}$

(2) $\frac{Joule/Coulomb×Second}{Ampere}$

(3) $\frac{Volt×metre}{Coulomb}$

(4) $\frac{Newton×metre}{Ampere}$

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To determine Young's modulus of a wire, the formula is $Y=\frac{F}{A}×\frac{L}{\Delta L};$ where L = length, A = area of cross-section of the wire, $\Delta L=$change in length of the wire when stretched with a force F. The conversion factor to change it from CGS to MKS system is

(1) 1

(2) 10

(3) 0.1

(4) 0.01

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Young's modulus of a material has the same units as

(1) Pressure

(2) Strain

(3) Compressibility

(4) Force

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One yard in SI units is equal :

(1) 1.9144 metre

(2) 0.9144 metre

(3) 0.09144 kilometre

(4) 1.0936 kilometre

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Which of the following is smallest unit

(1) Millimetre

(2) Angstrom

(3) Fermi

(4) Metre

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Which one of the following pairs of quantities and their units is a proper match

(1) Electric field – $Coulomb/m$

(2) Magnetic flux – $Weber$

(4) Capacitance – Henry

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The units of modulus of rigidity are

(1) $N\text{​}-\text{​}m$

(2) $N\text{​}/\text{​}m$

(3) $N\text{​}-\text{​}{m}^{2}$

(4) $N\text{​}/\text{​}{m}^{2}$

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The unit of absolute permittivity is

(1) $Fm$ (Farad-metre)

(2) $F{m}^{-1}$ (Farad/metre)

(3) $F{m}^{-2}$ (Farad/$metr{e}^{2}$)