Fefen

This page lists questions and answers that were posted by visitors named Fefen.

Questions

The following questions were asked by visitors named Fefen.

A block of mass 20g is tired into a block of wood of mass 400g lying on a smooth horizontal surface. If the bullet and the wood move together with speed of 20ms-1,calculate the speed with which speed the bullet hits the wood
3 years ago

Answers

The following answers were posted by visitors named Fefen.