An iron cylinder contains helium at a pressure of 250 Kpa at 300K. The cylinder can withstand a pressure of 800a . The room in which cylinder is placed catches fire. Predict whether the cylinder will blow up before it melts or not . melting point of cylinder = 1500K
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0
Answer:
Given, P
1
=250kPa,T
1
=300K
P
2
=1×10
6
Pa,T
2
=?
Since, volume of cylinder remains constant
Therefore,
T
1
P
1
=
T
2
P
2
300
250×10
3
=
T
2
1×10
6
T
2
=1200K
The cylinder will blow up at 1200 K before melting (m.pt. 1800 K).
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