Hey dude, if you are here then I am pretty sure that you are preparing for Engineering exams or someone in your family...
The title is very surprising and interesting too because each time we have seen that whenever we put a needle into a water then it's sinks down. But today I will prove this from the needle floating experiment that a needle and a pin can also ...
St. Xavier college ranchi is one of the best university in Jharkhand. It is an autonomous college of Ranchi university accredited by Grade A from NAAC. It is situated in Ranchi, the capital city of state Jharkhand. ...