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A line lies in YZ- plane and makes angle...

A line lies in YZ- plane and makes angle of `30^(@)` with Y-axis, then its inclination to Z-axis is

A

`30^(@) or 60^(@)`

B

`30^(@) or 150^(@)`

C

`60^(@) or 90^(@)`

D

`60^(@) or 120^(@)`

Text Solution

Verified by Experts

The correct Answer is:
D
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NIKITA PUBLICATION-THREE DIMENSIONAL GEOMETRY -MULTIPLE CHOICE QUESTIONS
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  2. A line lies in XZ-plane and makes an angle 60^(@) with Z-axis, find i...

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  3. A line lies in YZ- plane and makes angle of 30^(@) with Y-axis, then ...

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  4. If a straight line in space is equally inclined to the co-rodinate axe...

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  5. Which of the following is false ?

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  6. Which of the following is true ?

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  8. The direction cosines of the line which bisects the angle between posi...

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  9. The direction consines of a line equally inclined with the co-ordinate...

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  10. Of line makes angle 60^(@), 120^(@), 45^(@) with X, Y, Z axes respecti...

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  11. If the line makes angles 45^(@), 60^(@), 120^(@) with X, Y, Z axes res...

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  12. The direction cosines of a line which makes an angle of 45^(@) with Z-...

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  13. The direction consines of a line which lies in XZ-plane and making an ...

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  14. If alpha,beta, gamma are the direction angles of a vector and cos alph...

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  15. A line makes the some angle theta with each of the x and z-axes. If t...

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  16. If the direction cosines of a line are p,-p, (-p)/(2), then p =

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  17. If 1/2,1/3,n are direction cosines of a line, then the value of n is

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  18. If (1)/(sqrt(2)),(1)/(2), n are the direction consines of a line, then...

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  19. Line with direction ratios 1, 1, 1 is

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