Let us first see the eligibility criteria required to become an IPS (Indian Police Service) with respect to Height -

1. For Males -

• All categories (except ST) - 165 cm
• ST Category - 160 cm

2. For Females -

• All categories (except ST) - 150 cm
• ST Category - 145 cm

Considering you are a female aspirant with OBC Category, you are marginally short in height, and hence, might not be eligible to be an IPS Officer.

To know more details about IPS, you may visit the link - IPS Full Form - IPS Officer Eligibility Criteria, Job Profile (careers360.com)