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If a vector vec(A) makes angles 45^(@) a...

If a vector `vec(A)` makes angles `45^(@) and 60^(@)` with x and y axis respectively then the angle made by it with z-axis is

A

`30^@`

B

`60^@`

C

`90^@`

D

`120^@`

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • If a vector vecA makes angles 45^@ and 60^@ with x and y - axis respectively then the angle made by it with z - axis is

    A
    `30^@`
    B
    `60^@`
    C
    `90^@`
    D
    `120^@`

  • If a line makes angles pi/3 and pi/4 with the x - axis and y - axis respectively , then the angle made by the line with the z - axis is

    A
    `pi/2`
    B
    `pi/4`
    C
    `(5pi)/12`
    D
    `pi/3`

  • If a line makes angles (pi)/(4) and (pi)/(3) with Y-axis and Z-axis respectively then the obtuse angle made by that line with X -axis is

    A
    `(pi)/(3)`
    B
    `(2pi)/(3)`
    C
    `(pi)/(6)`
    D
    `(5pi)/(6)`

    • Similar Questions

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