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Questions  

The physical quantity having the dimensions M-1L-3T3A2 is

a
Resistance
b
Resistivity
c
Electrical conductivity
d
Electromotive force

detailed solution

Correct option is C

R=1σA σ=1RAFrom H=I2Rt, we haveR=HI2t ∴[σ]=I2tHA=LA2TML2T2L2=M-1 L-3 T3 A2

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