document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1093462>Question 1093462</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The separation between two 1 kg masses is (a) decreased by 2/3, and (b) increased by a factor of 3. How is the mutual gravitational force affected in each case? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #708242 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=708242\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The separation between two 1 kg masses is (a) decreased by 2/3, and (b) increased by a factor of 3. How is the mutual gravitational force affected in each case?<BR>\n" );
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document.write( "Attraction is a function of the square of 1/d, --> k/d^2<BR>\n" );
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document.write( "a) decreased by 2/3<BR>\n" );
document.write( "--> 1/(2/3)^2 = 1/(4/9) = 9/4<BR>\n" );
document.write( "increases by 9/4, or 2.25 as much attraction.<BR>\n" );
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document.write( " and (b) increased by a factor of 3.<BR>\n" );
document.write( "(1/3)^2 = 1/9<BR>\n" );
document.write( "1/9 the attraction<BR>\n" );
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document.write( "Notice the masses are not relevant.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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