NEET Physics Thermal Properties of Matter Questions Solved


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If 48 gm of O3 at 27°C is mixed with 64 gm of O2 at 327°C in an adiabatic vessel as shown in the figure, then the final temperature of the mixture will be

                            

1.  200°C

2.  227°C

3.  314.5°C

4.  235.5°C

(2)

n1+n2CvT=n1CvT1+n2CvT2T=n1T1+n2T2n1+n2=2270C

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Let V0 is the volume of the block. Then volume of the block at 600C-V=V01+γironTLet V0' is the volume of block submerged in the mercury, then volumeof the block submerged in the mercury at 600C-V'=V0'1+γmercuryT         Volume of the block submerged in mercury=volume of mercury displacedThen,VV'=V01+γiTV0'1+γmT1K2=1K11+γiT1+γmTK1K2=1+γiT1+γmT=1+60γi1+60γm

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