NHT0015 16. A metal rod is heated increasing its temperatureby 10°C. The fractional change in its length is1 *10-4. If a

NHT0015

16. A metal rod is heated increasing its temperatureby 10°C. The fractional change in its length is1 *10-4. If a plate of same metal is heated raisingits temperature by 5°C, the fractional change inits area will be .-(1) 1 x 10-4(2) 0.5 x 10-4(3) 2 x 10-4(4) 3 x 10-4​


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