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The magnitude of the vector 6i^-2j^+3k^ is ______.

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Question

The magnitude of the vector `6hati - 2hatj + 3hatk` is ______.

Options

  • 1

  • 5

  • 7

  • 12

MCQ
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Solution

The magnitude of the vector `6hati - 2hatj + 3hatk` is 7.

Explanation:

`sqrt(6^2 + (-2)^2 + 3^2)`

= `sqrt(36 + 4 + 9)`

= `sqrt(49)`

= 7.

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Magnitude and Direction of a Vector
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2022-2023 (March) Delhi Set 1
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