Question

what is the full form of s.p.d.f​

Answer 1

$\huge\mathbb{Hello!}$ Here's $\huge\mathbb{Answer}$

s,p,d and f stands for sharp,principal ,diffuse and fundamental respectively

$\huge\mathbb{Thank-you!}$❤️

Answer 2

✨ Hey✨

Answer⤵⤵

1. s - sharp
2. p - principle
3. d - diffuse
4. f - fundamental

Thank You❤