Vectors ai + bj + k and 2i - 3j + 4k are perpendicular to… — JEE Main 2023 Physics PYQ

JEE Main 2023 · 24 Jan · Shift 1 · Paper-1(B.E./B. Tech.) · numerical answer

Vectors

a\hat{i} + b\hat{j} + \hat{k}

and

2\hat{i} - 3\hat{j} + 4\hat{k}

are perpendicular to each other when

3a + 2b = 7

, the ratio of

a

b

\dfrac{x}{2}

. The value of

x

is __________.

Show answer

Answer: 1

[JEE Main 2023 · 24 Jan · Shift 1 · Paper-1(B.E./B. Tech.)]

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JEE Main 2023 Physics question on Kinematics