1.

Pressure versus temperature graph of an ideal gas is as shown in figure. Density of the gas at point A is rho_0 . Density at point B will be____

Answer»

`3/4rho_0`
`3/2rho_0`
`4/3rho_0`
`2rho_0`

Solution :`RHO="PM"/"RT"` or `rho PROP P/T`
`THEREFORE (P/T)_A=P_0/T_0` and `(P/T)_B=3/2 (P_0/T_0)`
`therefore (P/T)_B=3/2(P/T)_A`
`therefore rho_B=3/2rho_A=3/2rho_0`


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