Physics
What physical quantity is measured in torr? How is it related to the S.I. unit of the quantity?
Related Questions
Assertion (A) : A hydraulic jack is used for squeezing oil out of linseed and cotton seeds.
Reason (R) : It works on the Pascal's principle.
- both A and R are true and R is the correct explanation of A
- both A and R are true and R is not the correct explanation of A
- assertion is false but reason is true
- assertion is true but reason is false
Write the numerical value of the atmospheric pressure on the surface of the earth in pascal.
Name the physical quantity which is expressed in the unit 'atm'. State its value in pascal.
A partially inflated balloon is placed inside a bell jar connected to a vacuum pump. On creating vacuum inside the bell jar, balloon gets more inflated. How does the pressure change: increase, decrease or remains same, inside the (a) bell jar and (b) balloon ?