Home
Class 11
PHYSICS
If a vector vec(A) is parallel to anothe...

If a vector `vec(A)` is parallel to another vector `vec(B)` then the resultant of the vector `vec(A)xxvec(B)` will be equal to

A

`A`

B

`vecA` and `vecB` act in the same direction

C

Zero vector

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • UNITS, DIMENSION & MEASUREMENTS

    ERRORLESS |Exercise All Questions|333 Videos

  • WAVES AND SOUND

    ERRORLESS |Exercise SET|25 Videos

Similar Questions

Explore conceptually related problems

Two vectors vec(A) and vec(B) lie in plane, another vector vec(C ) lies outside this plane, then the resultant of these three vectors i.e., vec(A)+vec(B)+vec(C )

If the vectors vec(k)and vec(A) are parallel to each other, what is k vec(k)xxvec(A) equal to ?

Two vector vec(A) and vec(B) have equal magnitudes. Then the vector vec(A) + vec(B) is perpendicular :

If vec(a) and vec(b) are two unit vectors, then the vector (vec(a) + vec(b)) xx (vec(a) xx vec(b)) is parallel to

A vector vec(A) is along the positive x - axis . If B is another vector such that vec(A) xx vec(B) is zero , then B could be

The resultant of two vectors vec(A) and vec(B) is perpendicular to the vector vec(A) and its magnitudes is equal to half of the magnitudes of vector vec(B) (figure). The angle between vec(A) and vec(B) is

Keeping one vector constant, if direction of other to be added in the first vector is changed continuously, tip of the resultant vector describes a circles, In the following figure vector vec(a) is kept constant. When vector vec(b) addede to vec(a) changes its direction, the tip of the resultant vector vec(r)=vec(a)+vec(b) describes circles of radius b with its centre at the tip of vector vec(a) . Maximum angle between vector vec(a) and the resultant vec(r)=vec(a)+vec(b) is

Three vectors vec A,vec B and vec C are related as vec A+vec B=vec C .If vector vec C is perpendicular to vector vec A and the magnitude of vec C is equal to the magnitude of vec A, what will be the angle between vectors vec A and vec B .

The vector vec b=3j+4k is to be written as the sum of a vector vec b_(1), parallel to vec a=i+j and a vector vec b_(2) ,perpendicular to vec a ,then vec b_(1), equals

ERRORLESS -VECTORS-Exercise
  1. A force vecF=3hati+chatj+2hatk acting on a particle causes a displacem...

    Text Solution

    |

  2. A force vecF=(5hati+3hatj)N is applied over a particle which displaces...

    Text Solution

    |

  3. If a vector vec(A) is parallel to another vector vec(B) then the resul...

    Text Solution

    |

  4. P, Q and R are three coplanar forces acting at a point and are in equi...

    Text Solution

    |

  5. P, Q and R are three coplanar forces acting at a point and are in equi...

    Text Solution

    |

  6. If a body is in equiliburium under a set of non-collinear forces, then...

    Text Solution

    |

  7. How many minimum number of coplanar vector having different magnitudes...

    Text Solution

    |

  8. As shown in figure the tension in the horizontal cord is 30 N. The wei...

    Text Solution

    |

  9. Two cars are moving in the same direction with the same speed 30 km//h...

    Text Solution

    |

  10. A man standing on a road has to hold his umbrella at 30^0 with the ver...

    Text Solution

    |

  11. A boat is moving with a velocity 3 hat i+ 4hat j with respect to groun...

    Text Solution

    |

  12. A river is flowing from east to west at a speed of 5m//min. A man on s...

    Text Solution

    |

  13. A person aiming to reach the exactly opposite point on the bank of a s...

    Text Solution

    |

  14. A moves with 65km//h while B is coming back of A with 80km//h. The rel...

    Text Solution

    |

  15. A thief is running away on a straight road in a moving with a speed of...

    Text Solution

    |

  16. A man can swim with velocity v relative to water. He has to cross a ri...

    Text Solution

    |

  17. A man sitting in a bus travelling in a direction from west to east wit...

    Text Solution

    |

  18. A boat takes two hours to travel 8 km and back in still water. If the ...

    Text Solution

    |

  19. A 120 m long train is moving towards west with a speed of 10 m//s. A b...

    Text Solution

    |

  20. A boat crosses a river with a velocity of 8(km)/(h). If the resulting ...

    Text Solution

    |