Home
Class 11
PHYSICS
Assertion: The cross product of a vector...

Assertion: The cross product of a vector with itself is a null vector.
Reason: The cross-product of two vectors results in a vector quantity.

A

If both assetion and reason are true and the reason is the correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of the assertion

C

If assertion is true but reason is false

D

If the assertion and reason both are false.

Text Solution

Verified by Experts

The correct Answer is:
B
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

Cross product of vectors obeys

Assertion: The dot product of one vector with another vector may be scalar or a vector. Reason: If the product of two vectors is a vector quantity, then product is called a dot product.

Define vector product of two vectors.

Vector Product Of Two Vectors

Scalar Product Of Two Vectors

Scalar Product Of Two Vectors

Vector product or cross product of vectors

Vectors cross product

If the order of two vectors A and B is reversed in the cross product of two vectors, then resultant vector

Dot || Cross Product OF Vectors

ERRORLESS -VECTORS-Exercise
  1. Assertion: A null Veactor is a vector whose magnitude is zero and dire...

    Text Solution

    |

  2. Assertion: If dot product and cross product of vec(A) and vec(B) are z...

    Text Solution

    |

  3. Assertion: The cross product of a vector with itself is a null vector....

    Text Solution

    |

  4. Assertion: The minimum number of non-coplanar Vectors whose sum can be...

    Text Solution

    |

  5. Assertion: If vec(A).vec(B)= vec(B).vec(C ), then vec(A) may not alway...

    Text Solution

    |

  6. Assertion: Vector addition is commutative. Reason: (vecA+vecB)!=(vec...

    Text Solution

    |

  7. 0.4hat(i)+0.8hat(j)+chat(k) represents a unit vector, when c is :-

    Text Solution

    |

  8. The angles with a vector hat(i)+hat(j)+sqrt(2hat(k)) makes with X,Y an...

    Text Solution

    |

  9. The value of a unit vector in the direction of vector A=5hat(i)-12hat(...

    Text Solution

    |

  10. Which of the following is independing of the choice of co-ordinate sys...

    Text Solution

    |

  11. A car travles 6km towards north at an angle of 45^(@) to the east and ...

    Text Solution

    |

  12. Given that vecA+vecB+vecC=0, out of three vectors two are equal in mag...

    Text Solution

    |

  13. Two forces F(1)=1N and F(2)=2N act along the lines x=0 and y=0, respec...

    Text Solution

    |

  14. At what angle must the two forces (x+y) and (x-y) act so that the resu...

    Text Solution

    |

  15. Following forces start acting on a particle at rest at the origin of t...

    Text Solution

    |

  16. The resultant of vec(A)+vec(B) is vec(R )(1). On reversing the vector ...

    Text Solution

    |

  17. Figure below shows a body of mass M moving with the uniform speed on a...

    Text Solution

    |

  18. A particle is moving on a circular path of radius r with uniform veloc...

    Text Solution

    |

  19. vecA=2hati+4hatj+4hatk and vecB=4hati+2hatj-4hatk are two vectors. The...

    Text Solution

    |

  20. If vecA=2hati+3hatj-hatk and vecB=-hati+3hatj+4hatk then projection of...

    Text Solution

    |