The age limit required to appear in the NDA 2 2017 is 16 ½ to 19 ½ years to apply for the exam.

Educational Qualification:

• For Army Wing of National Defence Academy: Candidates must have passed class 12 with 10+2 pattern of school education or equivalent examination conducted by a State Education Board or a University

• For Air Force and Navy and 10+2 Cadet Entry Scheme of Indian Naval Academy: Candidates must have passed class 12 with 10+2 pattern of school education or equivalent examination with Physics and Mathematics by a State Education Board or a University

  Recommended

• Candidates who are appearing in the 10+2/HSC or equivalent examination can also apply for NDA II 2017

• However, candidates who are appearing for Class 11 examination are not eligible to apply for NDA II 2017.

For further you can go through with given below link.

NDA

You can go through the below details -

Age Limits: Minimum Age: 16.5 years Maximum Age: 19.5 years

Also, to check the complete eligibility criteria of NDA you can go through the below article -

NDA Eligibility

Hope this helps!!!