In a vertical U-tube containing a liquid, the two arms are maintained at different temperatures T1 and T2. The liquid columns in the two arms have heights l1 and l2, respectively. The coefficient of volume expansion of the liquid is equal to In a vertical U-tube containing a liquid respectively. The coefficient of volume expansion of the liquid is equal to the two arms are maintained at different temperatures t1 and t2. The liquid columns in the two arms have heights l1 and l2 September 6, 2021 Category: Cengage NEET by C.P Singh , Chapter 18 - Temperature and Thermal Expansion , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related