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RD SHARMA ENGLISH-DIRECTION COSINES AND DIRECTION RATIOS-All Questions
- Show that the line through the points (1,-1,2) and (3,4-2) is perpe...
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- Show that the points (2,3,4),(-1,-2,1),(5,8,7) are collinear.
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- Find the acute angle between the lines whose direction ratios are p...
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- Show that the line joining the origin to the point (2,1,1) is perpe...
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- Find the angle between the lines whose direction ratios are proport...
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- Find the angle between the vectors whose direction cosines are prop...
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- Find the angle between the vectors with direction ratios proportion...
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- Show that the line through points (4,7,8) and 2,3,4) is parallel to...
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- If the coordinates of the points A ,B ,C ,D are (1,2,3),(4,5,7),(-4,3...
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- Find the direction cosines of the lines, connected by the relations...
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- Find the direction cosines of the two lines which are connected by t...
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- A line makes angles alpha,""""beta,""""gamma and delta with the ...
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- Show that the straight lines whose direction cosines are given by th...
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- If a variable line in two adjacent positions has direction cosins l ...
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- If the edges of a rectangular parallelepiped are a ,b ,c prove that th...
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- If three mutually perpendicular lines have direction cosines (l1,m1,n...
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- Find the direction cosines of the sides of the triangle whose verti...
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- Prove that the straight lines whose direction cosines are given by ...
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- The x-coordinates of a point on t line joining the points Q(2,2,1)a...
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- Given that P(3,2,-4),Q(5,4,-6)a n dR(9,8,-10) are collinear. Find the ...
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