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A line with positive direction cosines p...

A line with positive direction cosines passes through the point P(2, -1, 2) and makes equal angle with co-ordinate axes. The line meets the plane `2x + y + z = 9` at point Q. The length of the line segment PQ equals

A

1 unit

B

`sqrt(2)` unit

C

`sqrt(3)` unit

D

2 unit

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2021-MULTIPLE CHOICE QUESTION
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  4. For y=sin^(-1){(5x+12sqrt(1-x^(2)))/(13)}, |x| le 1, if a(1-x^(2))y(2...

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  8. Let f:D to R where D=[0,1] cup [2, 4] be defined by f(x)={(x",","if ...

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  9. Let f(x) be a continuous periodic function with period T. Let I= int(a...

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  11. The differential of f(x)=log(e ) (1+e^(10x))-tan^(-1) (e^(5x)) at x = ...

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  15. If a(vecalpha xx vecbeta) + b(vecbeta xx vecgamma) +c(vecgamma xx veca...

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  16. If the tangent at the point P with co-ordinates (h, k) on the curve y^...

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  17. The co-efficient of a^(3)b^(4)c^(5) in the expansion of (bc+ca+ab)^(6)...

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  18. Three unequal positive numbers a, b, c are such that a, b, c are in G....

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  19. The determinant |(a^(2)+10,ab, ac),(ab, b^(2)+10, bc),(ac, bc, c^(2)...

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  20. Let R be the real line. Let the relations S and T on R be defined by ...

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