Match the following
List I List II
(P) Electromotive force (emf) (1) ohm metre
(Q) Resistance (2) siemen per metre
(R) Resistivity (3) ohm
(S) Conductivity (4) volt

P- 2; Q- 3; R- 1; S- 4

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P- 1; Q- 2; R- 4; S- 3

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P- 1; Q- 2; R- 3; S- 4

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P- 4; Q- 3; R- 1; S- 2

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Solution

The correct option is D P- 4; Q- 3; R- 1; S- 2
emf $=$ energy gained per unit charge(joules per coulomb)=volt(SI unit)
$R = ρ \frac{l}{A}$
$\Rightarrow R e s i s t i v i t y, ρ = \frac{R \cdot A}{l} =$ ohm-metre.
Conductivity(k) $=$ siemen per metre.

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