Class 11

3-1.Vectors question bank (Physics)

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Q1.

The vector projection of a vector $3\hat i + 4\hat k$ on the $Y$-axis is

(A)

$5$

(B)

$4$

(C)

$3$

(D)

$0$

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Q2.

The position of a particle in a rectangular coordinate system is $(3, 2, 5)$. Then its position vector will be

(A)

$3\hat{i} + 5\hat{j} + 2\hat{k}$

(B)

$3\hat{i} + 2\hat{j} + 5\hat{k}$

(C)

$5\hat{i} + 3\hat{j} + 2\hat{k}$

(D)

None of these

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