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Vectors and Its Types

If î, ĵ, k̂...

Question

If $^i,^j,^k$ are the unit vectors along the axis X, Y and Z respectively, then the value of $^i \times (^j \times^k)$ is.

A

Zero

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B

1

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C

- 1

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D

None of these

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Solution

The correct option is A Zero
$^i \times (^j \times^k)$
$=^i \times^i$
$= 0$

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