The full form of LED is Light Emitting Diode, which in Bengali would be Light-Emitting Diode. Generally, these lights are used in almost all...

 We all have a refrigerator in our homes. It is usually used to preserve food for a long time and prevent it from spoiling. It is a strange ...

If the gas in the gas cylinder used for cooking is in a liquid state, how does it turn into a gas when it is released?                    Fi...

  The strange incident of gas cylinders! In our country, most families use gas cylinders for cooking. But a strange thing happens with these...