Recent content by sabirkhan

thank you :) you haven't missed anything..you just opend my eyes to think better... :) it's a misstake from the examples. teacher has maded

Did I caculated wrong# I mean did I use the wrong law... I understand what you saying...can't figure out the law I have to use...but I got the correct answer.. ? explain to me please

which you didn't use? If you do not use the hints, how can I help you? Or do you mean about the units not matching up? I used it after, I found the ans. the hard way. The King is dead - long live the King? It's OK - I know what you mean. Problem 1 you still need a hand? I solved it...

problem 1 solved** Ek=0.5*m*v^2 18MJ=0.5*1*v^2= 18MJ/0,5=v^2 sqrt(36e^6)=v^2 v=6000 m.s thank you so much so I just get confused which law to use :/

thank you for giving me the hint... problem 2 solved F=ma=0,75e^3*10m.s=7500N P=F*v= v=p/F=300/7500N=0,04m.s s=v*t= t=s/v= 2/0,04=50 s I still need help with the problem 2 thank you

It's not homework training problems...I have the answers but I get wrong ans. Homework Statement problem 1 What was the initial speed of a meteorite of mass 1 kg if a total of 18 MJ of thermal and other forms of energy were produced during its fall through the atmosphere of a planet and its...