defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Physics Vectors Unit Vectors

Find the value of x if vector \(\overrightarrow{A}=x\widehat{i}+0.5\widehat{j}-0.2\widehat{k}\) is a unit vector.

1
√0.29
2
√0.81
3
√0.35
4
√0.71
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