Physics
Which of the following is arranged in order of decreasing conductivity?

Silver, Copper, Aluminium, Steel
Copper, Aluminium, Steel, Silver
Aluminium, Silver, Copper, Steel
Copper, Silver, Aluminium, Steel

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Physics
Scalar Quantities are

Physical quantities which have no magnitude and no direction
Physical quantities which have magnitude only and direction
Physical quantities which have magnitude only and no direction
Physical quantities which have no magnitude only and only direction

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