Rotations and reflections as examples of orthogonal transformations — IITM BS previous year questions

Rotations and reflections as examples of orthogonal transformations is part of Orthogonal Transformations and Rotations, Week 8 in Mathematics 2. Prasnya files every IIT Madras BS previous year question from this subtopic here, each one with a worked explanation. Take the whole set as a timed mock and you get accuracy, pacing and per-question analysis back.