just a gud time pass ......../revision question...

JEE Mains 2015 Sample Questions › Thermal physics questions › just a gud time pass ......../revision question...

#Physics #Thermal physics

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6 Answers

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iitimcomin ·2009-05-02 07:29:18

sorry postd rong image editing!!!!!

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iitimcomin ·2009-05-02 07:29:53

edited !!!

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iitimcomin ·2009-05-03 21:07:01

okie if u guys cant read wat ive ritten ............

FIND C[HEAT CAPACITY] FOR THE SYSTEM IF THE NATURAL LENGTH OF THE SPRING = LENGTH OF THE CYLINDER .........

MONOATOMIC GAS IS ON THE OTHER SIDE ............... THE SIDE WITH SPRING HAS NO GAS ..... AND ALL SURFACES ARE THERMAL INSULATERS!!!!!!!!!!

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iitimcomin ·2009-05-04 06:42:57

CUM ON GIVV IT A SHOT ... PPL .......... IS IT TOO SIMPLE ?????????

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Rohan Ghosh ·2009-05-04 06:55:06

here let the compression in spring be x then we have

P=kx V=Ax

dQ=nCdT=nCvdT+_x₀âˆ«^xkxAdx

we have

nCdT=nCvdT+Ak(x²-x₀²)/2 =

but PfVf=nR(T+dT)=Akx²
PiVi=nRT=Akx₀²

nCdT=nCvdT + (nRdT)/2

C=Cv+R/2=2R

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iitimcomin ·2009-05-04 23:03:40

yep thats correct .................. and guys .. fill up this forum[thermo] ... has been very inactive

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Basic Integral Calculus Operators Symbols Matrix Cases

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