Switch dabate hi bulb jal jaata hai. Par andar hota kya hai? Aur aapke ghar ka bijli ka bill asal mein kis cheez ka paisa hai?
6 detailed lessons (bahut saare hal kiye hue numericals ke saath), ek chalta hua 3D Circuit Bench, Ohm's Law graph explorer, Resistance explorer aur Numerical trainer — sab easy Roman Hindi mein.
Charge kya hai, current kaise banta hai, voltage ka matlab, aur circuit ke symbols.
V = IR, V-I graph, resistance ka matlab, aur conductor vs insulator.
Apne aap chal raha hai — electrons ko taar mein bahte dekho, bulb ko chamakte dekho, aur ammeter aur voltmeter ko live padho. Series se parallel badlo aur dekho current kaise bat'ta hai. Ek bulb phodo — dekho series mein sab bujh jaate hain, parallel mein nahi!
R = ρL/A, resistivity, aur taar copper ka par heater nichrome ka kyun hota hai.
Voltage badhao aur V-I graph ko banta dekho. Graph ki dhaal (slope) hi resistance hai — aur wo aankhon ke saamne badalti hai.
Ek hi raasta, ek hi current — aur voltage kaise bat'ta hai. Poore hal ke saath.
Taar ki lambai, motai aur metal (dhaatu) badlo — aur electrons ko andar takraate hue dekho. Resistance kyun badhta hai, wo andar se samajh mein aa jaayega.
Kai raaste, ek hi voltage — aur ghar ki wiring parallel mein hi kyun hoti hai.
H = I²Rt, P = VI, kilowatt-hour, fuse — aur apna bijli ka bill khud nikaalna.
Ohm's law, series, parallel, power aur bill — paanch tarah ke sawaal, bina ruke. Har galti par poora hal saamne.