Jee MainPolymersJEE Main 2021 (Online) 1st September Evening ShiftMCQ+4 / -12021ENHIMonomer units of Dacron polymer are :Aethylene glycol and phthalic acidBethylene glycol and terephthalic acidCglycerol and terephthalic acidDglycerol and phthalic acidCheck AnswerClear SelectionReveal AnswerShow Explanation