सूर्य कैसे चमकता है : आईसक असिमोव द्वारा हिंदी पीडीऍफ़ पुस्तक – विज्ञान | Sury Kaise Chamakta Hai : by Isaac Asimov Hindi PDF Book – Science (Vigyan)
Pustak Ka Vivaran : Aur Adhik Mahattvapurn Antar yah bhi hai ki Payi yar Agni Asthayi hai jo kath (Lakkhi), Log, Tel jaise Endhan ko jalate se prapt hoti hai ek Bar Endhan Puri Tarah jal gaya to Agni samapt ho jati hai Yadi Tumhen Agni ko Nirantar jalaye Rakhana hai to aur Adhik Endhan ki Aapoorti karani hogi at: Aur lakadi/koyala …….
Description about eBook : And the more important difference is that the fire is temporary, which is obtained by burning fuel like wood (lakhi), people, oil. Once the fuel is completely burnt, the fire ends if you keep the fire burning continuously. If more fuel has to be supplied, hence more wood / coal………
