1.

In V-T diagram shown in fig., what is the relation between P_1 and P_2 ?

Answer»

`P_2 and P_1`
`P_2 gt P_1`
`P_1 gt P_2`
Cannot say

Solution :In an isobaric process P = constant and
`V PROP T " or " V ((NR)/P)^T`
V-T graph is a straight line with slope`prop 1/P`
`(slope)_2gt (slope)_1 :. P_2 lt P_1`


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