Jhansi: Class 12 student Kalyani Srivastava once built an air conditioner for just ₹1,800 which could reportedly cool down a room by 4-5°C in an hour. Her invention reportedly made it to a national-level competition linked with IIT Delhi.
Jhansi: Class 12 student Kalyani Srivastava once built an air conditioner for just ₹1,800 which could reportedly cool down a room by 4-5°C in an hour. Her invention reportedly made it to a national-level competition linked with IIT Delhi.
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Jhansi: Class 12 student Kalyani Srivastava once built an air conditioner for just ₹1,800 which could reportedly cool down a room by 4-5°C in an hour. Her invention reportedly made it to a national-level competition linked with IIT Delhi.
