The bond between protons and neutrons inside the atomic nucleus is formed by the strong interaction. In classical terms, we can think of it as protons and neutrons exchanging a "meson," a kind of fundamental particle between them. Let's estimate the range of the ...
June 24, 2013
Car A of mass 1 000 kg,stationary at a traffic light,is hit from behind by car B of mass 1 200 kg,traveling at 18 m.s-1. Immediately after the collision car A moves forward at 12 m.s-1. 1. Assume that linear momentum is conserved during this collision. Calculate the speed of ...
March 10, 2013
the total decrease in population during fir5st year= 2950,000*2.5/100=73750 therefore, total decrease in population for 1 st year=2950,000-73750=2876250 total population in second year= 2876250 total decrease in population during the second year= 2876250*2.5/100=71906.25 ...
March 12, 2012
This might sound a bit dumb but am really stuck :L i need help to answer a question and i need someone to explain to me how to do it Multiply out the brackets and collect the terms. (2y-3)(ysqaured + 4y -1)
September 29, 2009