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The vector projection of a vector 3hat(i...

The vector projection of a vector `3hat(i)+4hat(k)` on y-axis is

A

5

B

4

C

3

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
D
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Find the vector projection of the vector : 2hat(i)-hat(j)+hat(k) on hat(i)-2hat(j)+hat(k) .

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Knowledge Check

  • The projection of a vector vec(r )=3hat(i)+hat(j)+2hat(k) on the x-y plane has magnitude

    A
    3
    B
    4
    C
    `sqrt(14)`
    D
    `sqrt(10)`

  • What is the projection of the vector hat(i)-2hat(j)-hat(k) on the vector 4hat(i)-4hat(j)+7hat(k) ?

    A
    `(sqrt(5))/(2)`
    B
    `(19)/(9)`
    C
    `(sqrt(5))/(4)`
    D
    `(11)/(3)`

  • What is the projection of the vector hat(i)-2 hat(j) + hat(k) on the vector 4hat(i) - 4hat(j)+ 7hat(k) ?

    A
    `(sqrt5)/(2)`
    B
    `(19)/(9)`
    C
    `(sqrt5)/(4)`
    D
    `(11)/(3)`

    • Similar Questions

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    Find the vector component of a vector 2hat(i)+3hat(j)+6hat(k) along and perpendicular to the non-zero vector 2hat(i)+hat(j)+2hat(k) .

    Writhe the projection of the vector 7hat i+hat j-4hat k on the vector 2hat i+6hat j+3hat k

    The vector component of vector vec(A) = 3 hat(i) + 4 hat(j) + 5 hat(k) along vector vec(B) = hat(i) + hat(j) + hat(k) is

    The projection of vector, vec(r)=3hat(i)+hat(j)+2hat(k) , on the x-y plane has magnitude-

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