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National Defence Academy (NDA) Examination is conducted by UPSC twice a year to select candidates for the Army, Navy, and Air Force wings of the NDA and 10+2 Cadet Entry Scheme for Indian Naval Academy. Successful candidates undergo a 3-year training program at the NDA campus in Khadakwasla, Pune.
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Maths · Probability · 19 formulae in the cheatsheet
Trap of the day
Photoelectric emission depends on FREQUENCY, not intensity — below threshold frequency, no emission however bright.
