Yes, based on her AIR of 3424 in General and 970 in OBC category in JEE Main Paper 2 (B.Arch), your daughter has a good chance of getting admission in Architecture to MNIT Jaipur under the OBC category. In previous years, the closing ranks for OBC category at MNIT Jaipur for B.Arch have gone to around1500-1600, so a rank of 970 is comfortably at the lower part of that bracket. However, the final allotment will depend on yearly cutoffs, matrix of the seats and choices filled for JoSAA counseling. Check here for more information: MNIT jaipur