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### Question Asked by a Student from EXXAMM.com Team

** Q 2349178013. ** A line makes the same angle a with each of the `X`

and `Y`-axes. If the angle `theta`, which it makes with the

`Z`-axis, is such that `sin^2 theta = 2 sin^2 alpha`, then what is

the value of `alpha`?

**NDA 2009 Paper 1 **