Sodium-ion aur lithium-ion batteries ka physical structure same hota hai. But sodium ion battery me cobalt ke bajaye Sodium ka use hota hai, jo earth ke crust, oceans ke salty water aur namak mein paya jata hai. Iski extraction aur refinement bhi kafi easy hai aur ye kafi sal se ho hi rahi hai. Sodium-ion … Read more
Normal socket mein aur Power socket mein kya farak hota hai? Ek normal socket 5A ka hota hai aur ye lamp ya charger jaisi light load wali appliances ko chanle ke liye use hota hai. iska size 15A socket ke muqable chota hota hai. ye socket 1kW tak ka load utha sakta hai. aur isse … Read more
Apko ye to pta hi hoga ki UV rays kitni khatarnak hoti hai, But ye humari skin ke kese damage krti hai aur isse kese bach sakte hai? Aiye samjhte hai UV yani Ultraviolet light, ye light electromagnetic radiation ke jese hi behave krti hai. Jo sun rays mein present hoti hai. Jab … Read more
Fuse kya hai aur extension board mein iska kya kaam hai, aaiye isko samjhte hain. Fuse ek protective device hai jo short circuits aur overcurrent situations mein electrical devices ko protect karta hai. Fuse ek patli wire se bana hota hai, jo tin aur lead ke alloy se bani hoti hai. Inka melting point kam hota … Read more
Food items zada der bahar rakhne se kharab kyu hota hai? Aur fridge khane ko kharab kese nhi hone deta? Food items ek structure ki bani hoti hai. Iss structure mein protein, fat, water, aur carbohydrates jessi cheeze naturally hoti hai. Structure damage hone se food items spoil ho jate hai. Food spoilage yani taste, … Read more
Normal AC current cables mein hum copper ka istemal karte hai, lekin yeh sirf low voltage aur grounding ke liye best hota hai. Long distance coverage ke liye high tension lines ko bnate hai Aluminum se kyuki ye light weight hoti hai, inki conductivity kisi aur material se better hai, aur inko banane aur install … Read more
Jahan par har ek dusri car ya bus company full electric vehicles bana rhi hai. Per apne kabhi socha hai ki hume ab tak electric planes dekhne ko kyu nai mile? 2022 me pehli bar Eviation naam ki company ne apna phela electric plane Alice duniya lo dikhaya. isse 27 september 2022 ko pehli baar … Read more
Kya apne kabhi socha hai ki Dolphins paani ke andar echolocation ka use krke rasta kese dhundti hai? Dolphins ke forehead mein melon hota hai, ye melon fatty tissue aur fluid se milkar bana hota hai. Aur echolocation ke dauran ye ek lens ki tarah focus krne mein kaam krta hai. Echolocation yani sounds ke … Read more
Kya apne kabhi socha hai ki barf jo badi hi asani se high temp mein pighalna shuru ho jati hai. Iske peeche ek kaafi simple si science hai, chalo isse samjhte hain. Microwave oven 2.45 GHz ki frequency par electromagnetic radiation emit karta hai, jo khane ko garam karne ke liye istemal hota hai. Ye … Read more