9. Waves and optics doppler's effect acoustic phenomenon class 12 physics NEB past numericals ❣️❣️

[@abipun8535]

❤

[@samkani1277]

you are working so hard for us. Thank you sir🙏💖

[@bishnubhattarai5630]

Sir please quantaization of charge ko please

[@ceewallahpraveen5046]

Bhai waves and optics sakepaxi modern physics ko sabai garxu don't worry bro ❣️❤️❤️

[@nickymandal9513]

अलि ठूलो लेख्नु sir ।

[@ceewallahpraveen5046]

Nikiiiiii zoom kaliya 🙊🙊🙊🙊🙊🥭🥭❣️❣️❣️❣️