Home
Class 12
MATHS
[" 37If a variable line in two adjacent ...

[" 37If a variable line in two adjacent positions has "],[" direction cosines "l,m,n" and "l+delta l,m+delta m,n+delta n,],[" then show that the small angle "delta theta" between the "],[" two positions is given by "delta theta^(2)=delta l^(2)+delta m^(2)+delta n^(2)],[ " [NCERT Exemplar] "]

Promotional Banner

Similar Questions

Explore conceptually related problems

If a variable line in two adjacent positions has direction cosines l, m, n and I + delta I, m + delta m, n + delta n, then show that the small angle delta theta between the two positions is given by delta theta^2=deltal^2+deltam^2+deltan^2 .

A variable line in two adjacent positions has direction cosines l, m, n and l+delta l, m+deltam, n+delta n . Prove that the small angle delta theta between the two positions of the variable line is given by, (delta theta)^(2)=(delta l)^(2)+(delta m)^(2)+(delta n)^(2)

If a variable line in two adjacent positions has direction cosins l ,m ,n and I+deltal ,m+deltam m ,n+deltan , show that he small angel deltatheta between two positions is given by (deltatheta)^2=(deltal)^2+(deltam)^2+(deltan)^2

If a variable line in two adjacent position has direction cosines l,m,n and l+delta l, m+delta m, n+delta n and delta theta is the angel between two positions, then (delta l)^(2)+(delta m)^(2)+(delta n)^(2)=

If the direction cosines of a variable line in two adjacent points be l,M,n and l+delta l,m+delta m+n+delta n the small angle delta theta as between the two positions is given by

If the direction cosines of a variable line in two adjacent points be l, m, n and l+deltal,m+deltam,n+deltan the small angle deltatheta as between the two positions is given by

If the direction cosines of a variable line in two adjacent points be l, M, n and l+deltal,m+deltam+n+deltan the small angle deltatheta as between the two positions is given by

If the direction cosines of a variable line in two adjacent points be l, M, n and l+deltal,m+deltam+n+deltan the small angle deltatheta as between the two positions is given by