Home
Class 11
PHYSICS
The vector projection of a vector 3hat(i...

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

A

4

B

3

C

0

D

2

Text Solution

Verified by Experts

The correct Answer is:
C
The vector projection of the vector `vec A` on Y axis
`= vec A cdot hatj =(3hati + 4hatk) cdot hatj =0`
Promotional Banner

Topper's Solved these Questions

  • VECTORS

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP|10 Videos

  • VECTORS

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP|10 Videos

  • REFRACTION OF LIGHT

    MARVEL PUBLICATION|Exercise Test Your Grasp|10 Videos

Similar Questions

Explore conceptually related problems

Find the vector projection of the vector : 2hat(i)-hat(j)+hat(k) on hat(i)-2hat(j)+hat(k) .

Find the vector projection of the vector : 7hat(i)+hat(j)-hat(k) on 2hat(i)+6hat(j)+3hat(k)

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

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) .

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

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

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

The projection of the vector vec(A)= hat(i)-2hat(j)+hat(k) on the vector vec(B)= 4hat(i)-4hat(j)+7hat(k) is

MARVEL PUBLICATION-VECTORS-MULTIPLE CHOICE QUESTIONS (STANDARD LEVEL)
  1. A particle has a displacement of vecs=hati+2hatj+hatk metre under the ...

    Text Solution

    |

  2. The angle between two vectors vec P and vec Q of magnitudes 3 and 5 un...

    Text Solution

    |

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

    Text Solution

    |

  4. Given : vec A =2hati +3hatj and vec B = hati +hatj. What is the compon...

    Text Solution

    |

  5. A particle moves with a velocity v=(5hati-3hatj + 6hatk) ms^(-1) under...

    Text Solution

    |

  6. The conditions under which the vector vec P + vec Q and vec P - vec Q ...

    Text Solution

    |

  7. Work done by a force in displacing a body is an example of

    Text Solution

    |

  8. What is the angle between two vectors vec P =2hati +3hatj +hatk and ve...

    Text Solution

    |

  9. A student was asked to find the work done by taking the dot product of...

    Text Solution

    |

  10. What is the angle between two vectors vec P =2hati +3hatj +hatk and ve...

    Text Solution

    |

  11. If vec P = a(1) hati +a(2) hatj and vec Q =b(1) hati+b(2)hatj are perp...

    Text Solution

    |

  12. If vec A=hati +7hatj +hatk and vec B =2 hati+3hatj +4hatk then the com...

    Text Solution

    |

  13. A body constrained to move in y direction is subjected to a force give...

    Text Solution

    |

  14. The angles between the two vectors vecA=3hati+4hatj+5hatk and vecB=3ha...

    Text Solution

    |

  15. An engine exerts a force F=(20hati-3hatj+5hatk) N and moves with veloc...

    Text Solution

    |

  16. A force (3 hat(i)+4 hat(j)) acts on a body and displaces it by (3 hat(...

    Text Solution

    |

  17. A particle moves with a velocity of 6hati-4hatj+3hatk m//s under the a...

    Text Solution

    |

  18. A force vec F=(2hati+2hatk) N displaces a body by an amount vec S=(2ha...

    Text Solution

    |

  19. vec P and vec Q are two perpendicular vectors. If vec P = 5 hati +7hat...

    Text Solution

    |

  20. What is the angle between two vectors 2 vec i+3vecj+veck and -3vec i+6...

    Text Solution

    |