document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=156356>Question 156356</A>: <I><SPAN STYLE=\"word-break: break-all;\"> To the nearest revolution per minute, find the angular velocity of a 28 inch bicycle wheel that has a linear speed of 30 miles per hour. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #115175 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=115175\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> To the nearest revolution per minute, find the angular velocity of a 28 inch bicycle wheel that has a linear speed of 30 miles per hour.<BR>\n" );
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document.write( "First, get the units to match.<BR>\n" );
document.write( "30 mph = 44 ft/sec = 528 inch/sec<BR>\n" );
document.write( "Find the rev per second, then rpm.<BR>\n" );
document.write( "The circumference is 28*PI inches, so the rps is<BR>\n" );
document.write( "528/(28*PI) and the rpm is 60 times that, or<BR>\n" );
document.write( "60*528/(28*PI)<BR>\n" );
document.write( "= 360 rpm\r<BR>\n" );
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