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-by what persentage should the pressure of given mass of gas be increased,so as to reduce its volume by10%,at const temp -if the error in measurement of the momentum is (+100)then the error in the measurement of kinectic energy is?

 



-by what persentage should the pressure of  given mass of gas be increased,so as to reduce its volume by10%,at const temp



-if the error in measurement of the momentum is (+100)then the error in the measurement of kinectic energy is?

Grade:Upto college level

3 Answers

Rohith Gandhi
24 Points
11 years ago

Dear Akash,

Firstly thanks for posting here. here's the solution

 

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Difficult to understand - post it here and we will get you the answer and detailed solution very quickly. We
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All the best Akash !!!




Regards,

Askiitians Experts

Rohith Gandhi P

akash kashyp
8 Points
11 years ago
the answers dosent match both questions answers are a)11.11 b)300% i got first one but i didnt get second please help
Rohith Gandhi
24 Points
11 years ago

Dear Akash,

K1/K2 = P1^2/P2^2

 

(P2-P1)/P1*100 = 100 => p2 - p1 = p1 => p2 = 2p1

=>k1/k2 = p1^2/4p1^2 = 1/4

=> k2 = 4k1

=> k2-k1 = 3k1 =>(k2-k1)/k1*100 = 300%

Please feel free to post as many doubts on our discussion forum as you can. If you find any question
Difficult to understand - post it here and we will get you the answer and detailed solution very quickly. We
are all IITians and here to help you in your IIT JEE preparation.


All the best Akash !!!




Regards,

Askiitians Experts

Rohith Gandhi P

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