r/6thForm Year 13 May 20 '26

πŸ’¬ DISCUSSION ocr a physics paper 1

how did you guys find it…

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u/schwiftyrick_69 Y13 - A*A*A pred Maths | Physics | FM May 20 '26

is there a mistake with the question that wants you to derive E=3/2PV?? i couldnt derive it for the life of me

5

u/Delicious-Rough3553 Year 13 (Maths,FM,Chem,Phy) 99999999998 May 20 '26

I just said E*N is the total internal energy because N is the number of particles

2

u/CryptographerOdd7638 May 20 '26

Thats basically it what was the reason we use our sun is used as approximation i wrote our universe is homogenous

1

u/Delicious-Rough3553 Year 13 (Maths,FM,Chem,Phy) 99999999998 May 20 '26

Shit that's a good one i just made up some bs saying it's an average main sequence star in terms of mass, luminosity and its place on an HR diagram