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CBSE Class 12-science Answered

how we can find the direction ratios if only the direction cosines are given?
Asked by ramhar | 17 Feb, 2011, 12:00: AM
Expert Answer
Dear Student
Let L,M,N are the direction cosines of the line and a,b,c be its direction ratios
then
 
So if L M and N are known then the number proportional to them gives us direction ratios.
Regards
Team Topperlearning
Answered by | 17 Feb, 2011, 09:53: AM
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