Question number 10 th solution with reason

Question number 10 th solution with reason • vxuum O' An To —e

Dear Student,  
Please find below the solution to the asked query:  

(a) Bell Jar  --  Pressure decrease due to vacuum as all the excess pressure is removed from the jar.
(b) Balloon  -- Pressure decreases as due to pumping of air the area is increased which will decrease the pressure inside balloon.
Regards
 

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