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Question: Answered & Verified by Expert
$\vec{A}$ and $\vec{B}$ are two non-zero vectors inclined at an angle ' $\theta^{\prime} .$ â and $\hat{b}$ are unit vectors
along $\vec{A}$ and $\vec{B}$ respectively. The component of $\vec{A}$ in the direction of $\vec{B}$ is
PhysicsMathematics in PhysicsMHT CETMHT CET 2020 (13 Oct Shift 1)
Options:
  • A $\frac{\overrightarrow{\mathrm{A}} \cdot \overrightarrow{\mathrm{B}}}{\mathrm{B}}$
  • B $\frac{\overrightarrow{\mathrm{A}} \times \overrightarrow{\mathrm{B}}}{\mathrm{A}}$
  • C $\hat{a} \cdot \vec{B}$
  • D $\overrightarrow{\mathrm{A}} \cdot \hat{\mathrm{b}}$
Solution:
1826 Upvotes Verified Answer
The correct answer is: $\overrightarrow{\mathrm{A}} \cdot \hat{\mathrm{b}}$


Component of $\vec{A}$
$$
\text { is } \hat{b} \cdot \vec{A}
$$

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