document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=873733>Question 873733</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1. A sine function can be used to model light waves. Green light has a wavelength, or period, of about 510nm. Which equation best models green light? <BR>\n" );
document.write( "A. y=sin pi/510 theta <BR>\n" );
document.write( "B. y=sin pi/255 theta <BR>\n" );
document.write( "C. y=sin 510/pi theta <BR>\n" );
document.write( "D. y=sin 255/pi theta <BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #527104 by </B><A HREF=/tutors/aboutme.mpl?userid=htmentor><B>htmentor(1343)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=htmentor><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=htmentor><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=527104\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The wave can be described by a sine function of the form y = Asin(Bx)<BR>\n" );
document.write( "The period of oscillation is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Api%2FB+=+510 ALIGN=MIDDLE  ALT=\"2%2Api%2FB+=+510\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=B+=+2%2Api%2F510+=+pi%2F255 ALIGN=MIDDLE  ALT=\"B+=+2%2Api%2F510+=+pi%2F255\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Ans: B<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28300%2C300%2C-20%2C1000%2C-1%2C1%2Cy=sin%28pi%2F255%2Ax%29%29 ALIGN=MIDDLE  ALT=\"graph%28300%2C300%2C-20%2C1000%2C-1%2C1%2Cy=sin%28pi%2F255%2Ax%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );