document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=566223>Question 566223</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A truck with 48-in.-diameter wheels is traveling at 45 mi/h.<BR>\n" );
document.write( "(a) Find the angular speed of the wheels in rad/min.<BR>\n" );
document.write( " rad/min\r<BR>\n" );
document.write( "\n" );
document.write( "(b) How many revolutions per minute do the wheels make?<BR>\n" );
document.write( " rev/min </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #366147 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=366147\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A truck with 48-in.-diameter wheels is traveling at 45 mi/h.<BR>\n" );
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document.write( "45 mi/hr = 66 ft/sec = 3960 ft/minute<BR>\n" );
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document.write( "Each revolution = pi*d feet = 4pi feet<BR>\n" );
document.write( "(b) How many revolutions per minute do the wheels make?<BR>\n" );
document.write( " rev/min<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "Each revolution = pi*d feet = 4pi feet<BR>\n" );
document.write( "rpm = 3960 ft/min / 4pi feet = 990/pi rpm<BR>\n" );
document.write( "=~ 315 rpm<BR>\n" );
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document.write( "(a) Find the angular speed of the wheels in rad/min.<BR>\n" );
document.write( " rad/min<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "rad/min = rpm*2*pi<BR>\n" );
document.write( "= 990/pi * (2pi)<BR>\n" );
document.write( "= 1980 rad/min </SPAN>\n" );
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