Hello Dosto
Iss video me hum MQ2 gas sensor ke bare me detail me janemge. Aur arduino ke saath connect karke ek chota sa project banayenge.
Circuit Diagram: https://drive.google.com/file/d/1toiSc4X-vh5qrTrXtBDzdQHysErilhf0/view
Code: https://docs.google.com/document/d/1EqAGUqa01ZuWltF6ncnuOeXKp-uhtn447Ga6ttJlqSc/edit