How is the magnitude of a vector quantity represented?

  • A
    By using an arrow sign over the symbol.
  • B
    By writing the symbol without an arrow or by placing the symbol inside modulus bars.
  • C
    By adding a negative sign to the symbol.
  • D
    By squaring the vector symbol.

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Similar Questions

The resultant of two vectors $\vec{A}$ and $\vec{B}$ makes an angle $\alpha$ with $\vec{A}$ and an angle $\beta$ with $\vec{B}$. Which of the following is true?

If $|\vec{P}+\vec{Q}|=|\vec{P}|=|\vec{Q}|$,then the angle between $\vec{P}$ and $\vec{Q}$ is: (in $^{\circ}$)

Define scalar and vector physical quantities with their examples.

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$(a)$ $\vec{a}+\vec{b}$
$(b)$ $3a_x+2b_y$
$(c)$ $(\vec{a}+\vec{b}-\vec{c})$

The cosine values of the angles made by the vector $\vec{A} = \hat{i} + \hat{j} + \hat{k}$ with the $X$,$Y$,and $Z$ axes respectively are:

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