Dear Aspirant

Hope you are doing well

Yes you can apply for it your current age 17

NDA Eligibility: Age Limit and Marital Status

The date of birth mentioned in the application must be the same as that entered in the Matriculation or Secondary School Leaving Certificate.

In short, you should be between the age of 16.5 years and 19.5 years to be eligible for the exam.

For more details visit link given in below https://www.google.com/amp/s/competition.careers360.com/articles/nda-eligibility-criteria/amp

Or

https://competition.careers360.com/exams/nda