CBSE MATHS for classes X to XII Online Test

If a Line makes angle 90 with X,Y and Z axes, Find its direction cosine


The direction cosine of a line which makes equal angles with co ordinate axes are


If a line has direction ratios 12, -18, -4 then which of the following is not its directional cosines


The points (2,3,4),(-1,-2,1) and (5,8,7) are co linear


The three lines with direction cosines

12/13, -3/13,-4/13

4/13, 12/13,3/13

3/13, -4/13,12/13

are mutually perpendicular.


Two lines with directional cosines l,m,n and x,y,z are perpendicular to each other if

lx+my+nz is equal to


The line through ( 1,-1,2) (3,4,-2) is perpendicular to the line through the points (o,3,2) (3,5,6)


The line AB will be parallel to the line CD if


Find the cartesian equation of the line which passes through the point (-2,4,-5) and parallel to the line given by

(x+3)/3 = (y-4)/5 = (z+8)/6.


Determine the distance of the plane from the orizin for z=2



















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This is a small collection of Math questions that I prepared for students in CBSE X-XII classes. This is only a sample - I have more then 5000 such questions iand send them to you by email. We can discuss modes of payment, if you're interested

Discussion

Umesh

you could also visit http://www.tcyonline.com/exam-preparation-cbse-class-10/100282/cbse-class-10/67 for NCERT Solution of CBSE Class 10 math & science..

2086 days 20 hours 36 minutes ago

mythili

hai

3771 days 19 hours 21 minutes ago

mythili

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3771 days 19 hours 24 minutes ago

Yash M

Could answer only those which i have studies so far

3952 days 17 hours 35 minutes ago

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