Home
Class 12
PHYSICS
Assertion: The dot product of one vector...

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.

A

If both Assertion `&` Reason are True `&` the Reason is a correct explanation of the Assertion.

B

If both Assertion `&` Reason are True but Reason is not a correct explanation of the Assertion.

C

If Assertion is True but the Reason is False.

D

If both Assertion `&` Reason are false.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Scalar product of vectors

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.

Define vector product of two vectors.

Dot Product Of Unit Vectors

Vector Product Of Two Vectors

Scalar Product Of Two Vectors

Scalar Product Of Two Vectors

Show that the dot product of 3 D vector is a scalar.

Assertion: vecA.vecB=vecB.vecA Reason: Dot product of two vectors is commutative.

ALLEN-BASIC MATHS-EXERCISE-3
  1. Assertion: If the initial and final positions coincide, the displaceme...

    Text Solution

    |

  2. Assertion: A vector qunatity is a quantity that has both magnitude and...

    Text Solution

    |

  3. Assertion : The direction of a zero (null) vector is indeteminate. ...

    Text Solution

    |

  4. Assertion: If the rectangular components of a force are 24N and 7N, th...

    Text Solution

    |

  5. Assertion: If three vectors vecA,vecB and vecC satisfy the relation ve...

    Text Solution

    |

  6. Assertion: The angle between vectors vecAxxvecB and vecBxxvecA is pi r...

    Text Solution

    |

  7. Assertion: The minimum number of vectors of unequal magnitude required...

    Text Solution

    |

  8. Assertion : A vector can have zero magnitude if one of its rectangular...

    Text Solution

    |

  9. Assertion: The angle between the two vectors (hati+hatj) and (hatjhatk...

    Text Solution

    |

  10. Assertion: Distance is a scalar quantity. Reason: Distance is the le...

    Text Solution

    |

  11. Assertion: If position vector is given by hatr=sinhati+costhatj-7thatk...

    Text Solution

    |

  12. Assertion: Adding a scalar to a vector of the same dimensions is a mea...

    Text Solution

    |

  13. Assertion: The dot product of one vector with another vector may be sc...

    Text Solution

    |

  14. Statement-I : A physical quantity can be regarded as a vector, if magn...

    Text Solution

    |

  15. Assertion: Vecot (hati+hatj+hatk) is perpendicular to (hati-2hatj+hatk...

    Text Solution

    |

  16. Assertion : Light year and year, both measure time. Reason : Because...

    Text Solution

    |

  17. Assertion : All derived quantities may be represented dimensionally in...

    Text Solution

    |

  18. Statement-I : If x and y are the distance along x and y axes respectiv...

    Text Solution

    |

  19. Assertion : The equation y= 2x + t is physical incorrect if x & y are...

    Text Solution

    |

  20. Assertion : The unit vectors hati, hatj and hatk have of distance and ...

    Text Solution

    |