Hey there

There are three sections of tancet exam part 1and 2 are compulsory and 3rd part is as per the decipline chosen and time allocated is 2 hours. part 1 engineering mathematics, part 2 is basic science and engineering and third is as per your discipline chosen. the cutoffs vary each year and depends on various factors including gate.

check the link

https://engineering.careers360.com/articles/tancet#TANCET-Cutoff-2020

good luck