A line AB in three-dimensional space makes angles `45^(@) and 120^(@)` with the positive X-axis and The positive Y-axis, respectively. If AB makes an acute angle`theta` with the positive Z-axis, then `theta` equals

If OP=8 and OP makes angles 45^(@) and 60^(@) with OX-axis and OY-axis respectively, then OP is equal to

If a line makes angles (pi)/(3) and (pi)/(4) with the x-axis and y-axis respectively, then the acute angle made by the line with z-axis is

If a line makes angle 90^@ , 60^@ and 30^@ with the positive direction of x, y and z-axis respectively, find its direction cosines.

If a line makes angle 90^o , 60^o and 30^o with the positive direction of x, y and z-axis respectively, find its direction cosines.

Can a line make angle 45^(@), 60^(@), 120^(@) with x-,y- and z-axes respectively.

If a line makes angle 90o , 60o and 30o with the positive direction of x, y and z-axis respectively, find its direction cosines.

If a line makes angle 90o , 60o and 30o with the positive direction of x, y and z-axis respectively, find its direction cosines.

If a line makes an angle of pi/4 with the positive directions of each of x-axis and y-axis, then the angle that the line makes with the positive direction of z-axis is

An electric point dipole is placed at the origin O with its dipolemoment along the X-axis . A point A is at a distance r from the origin such that OA makes an angle pi//3 with the X -axis if the electric field vec( E) due to the dipole at A makes an angle theta with the positive X-axis, the value of theta is

A line makes 30^(@), 120^(@) and 90^(@) angles from the positive direction of x-axis, y-axis and pi -axis respectively. Find its direction cosines.