document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1154210>Question 1154210</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A train moving at 12 m/s accelerates to 36 m/s over a distance of 8.0 km. (A) what is the train's acceleration? (B) how much time does it take the train to reach 36 m/s? (C) what is the average velocity of the train?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #776606 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=776606\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> v=36<BR>\n" );
document.write( "u=12<BR>\n" );
document.write( "s=8000\r<BR>\n" );
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document.write( "v^2-u^2=2as\r<BR>\n" );
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document.write( "1152 =2*a*8000\r<BR>\n" );
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document.write( "1152/16000= 0.072 m/s^2<BR>\n" );
document.write( "a=0.072m/s^2\r<BR>\n" );
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document.write( "v=u+at, v=36\r<BR>\n" );
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document.write( "36= 12 +0.072 t\r<BR>\n" );
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document.write( "24/0.072 = t\r<BR>\n" );
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document.write( "time taken = 333.33 s\r<BR>\n" );
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document.write( "Average velocity = (u+v)/2 </SPAN>\n" );
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