If the direction cosines of a line are \[\left( \frac{1}{c},\frac{1}{c},\frac{1}{c} \right)\], then [JET 1989; CET 1993]

If the direction cosines of a line are \[\left( \frac{1}{c},\frac{1}{c

1.	If the direction cosines of a line are \[\left( \frac{1}{c},\frac{1}{c},\frac{1}{c} \right)\], then [JET 1989; CET 1993]
A.	\[c>0\]
B.	\[c=\pm \sqrt{3}\]
C.	\[0<c<1\]
D.	\[c>2\]
Answer» C. \[0<c<1\]

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If the direction cosines of a line are \[\left( \frac{1}{c},\frac{1}{c},\frac{1}{c} \right)\], then [JET 1989; CET 1993]

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