For male candidates the minimum height is generally 168 cm for General, OBC, and SC categories, and 160 cm for ST candidates.
For female candidates it is generally 152 cm for General, OBC, and SC, and 147 cm for ST.
Male candidates also face chest measurement standards, unexpanded and expanded.
Exact standards can vary by notification, so check the official advertisement of the cycle you apply for.
Height is measured during the physical standard test before the PET.