document.write( "Question 777367: If the directions on the film package called for an exposure time of 1/6 second, how many impulses should the operator select? \r
\n" ); document.write( "\n" ); document.write( "1 impulse=1/120 second
\n" ); document.write( "2/5th second=24 impulse
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Algebra.Com's Answer #474040 by FrankM(1040)\"\" \"About 
You can put this solution on YOUR website!
I've never heard of these expressions. But.\r
\n" ); document.write( "\n" ); document.write( "If 1 impulse=1/120 second, then\r
\n" ); document.write( "\n" ); document.write( "120 impulses = 1 second. \r
\n" ); document.write( "\n" ); document.write( "So 1/6 sec = 20 impulses.
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