Daky Dazzo

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

Questions

The following questions were asked by visitors named Daky Dazzo.

Answers

The following answers were posted by visitors named Daky Dazzo.

Data given Mass,m=0.2kg Height,h=20m Energy lost,E=30J Height after rebound=required from PE after rebound=Original PE-Energy lost mgh'=mgh-E but 'g' is constant, g=10 0.2×10×h'=(0.2×10×20)-30 2h'=40-30 2h'=10 divide by 2 both sides 2h'÷2=10÷2 h'=5 Theref...