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in Physics by (53.6k points)
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A unit vector Is represented by \(a\hat i+b \hat j +c\hat k.\) The values of a and b are are 0.6 and 0.8 respectively, find the value of C.

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\(\sqrt {a^2+b^2+c^2} =1\)

\(\sqrt {0.6^2 +0.8^2 +c^2} =1\)

⇒ \(\sqrt{1+c^2} =1\)

\({c =0}\).

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