Home
Class 11
PHYSICS
Choose the incorrect option. The two v...

Choose the incorrect option.
The two vectors `vec(P) and (Q)` are drawn from a common point and `vec( R ) = (P) + (Q),` then angle between `(P) and (Q)` is

A

`90^(@) if R^(2) = P^(2) + Q^(2)`

B

less than `90^(@) if R^(2) gt P^(2) + Q^(2)`

C

greater than `90^(@) if R^(2) lt P^(2) + Q^(2)`

D

greater than `90^(@) if R^(2) gt P^(2) + Q^(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • SCALARS AND VECTORS

    TARGET PUBLICATION|Exercise Competitive Thinking|64 Videos

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|12 Videos

Similar Questions

Explore conceptually related problems

The two vectors vec(A) and vec(B) are drawn from a common point and vec(C)=vec(A)+vec(B) then angle between vec(A) and vec(B) is

Two vectors vec P and vec Q

If vec(P).vec(Q)= PQ , then angle between vec(P) and vec(Q) is

If |vec(P) + vec(Q)| = |vec(P) - vec(Q)| , find the angle between vec(P) and vec(Q) .

If |vec P xx vec Q|=PQ then the angle between vec P and vec Q is

Given vec(p)*(vec(P)+vec(Q))=P^(2) then the angle between vec(P)andvec(Q) is

If between vec(P),vec(Q) and vec(R) have magnitudes 5,12 and 13 units and vec(P) + vec(Q) = vec(R) , find the angle between vec(Q) and vec(R) .

If vec P+ vec Q = vec R and |vec P| = |vec Q| = | vec R| , then angle between vec P and vec Q is

The resultant vec(P) and vec(Q) is perpendicular to vec(P) . What is the angle between vec(P) and vec(Q) ?

If vector P, Q and R have magnitude 5,12,and 13 units and vec(P)+vec(Q)=vec(R ) , the angle between Q and R is

TARGET PUBLICATION-SCALARS AND VECTORS-Evaluation Test
  1. A force vec(F) = 4hat(i) + 3hat(j) - 2hat(k) is passing through the or...

    Text Solution

    |

  2. Assertion: If vec(a) = hat(i) + 2hat(j) - 2hat(k), vec(b) = 2hat(i) + ...

    Text Solution

    |

  3. Two forces of magnitudes 3 N and 5 N act at the same point on an objec...

    Text Solution

    |

  4. If vec(A) is a vector of magnitude 3 units due east. What is the magni...

    Text Solution

    |

  5. A body constrained to move in Y direction, is subjected to a force giv...

    Text Solution

    |

  6. Choose the incorrect option. The two vectors vec(P) and (Q) are dra...

    Text Solution

    |

  7. When vector hat(n) = ahat(i) + bhat(j) is perpendicular to (2hat(i) + ...

    Text Solution

    |

  8. A force of -4Fhat(K) acts O, the origin of the coordinate system. The ...

    Text Solution

    |

  9. If hat(i), hat(j) and hat(k) are unit vectors along x,y and z-axis res...

    Text Solution

    |

  10. vec(A)and vec(B) are the two vectors such that ratio their dot product...

    Text Solution

    |

  11. Two vectors vec(A) and vec(B) lie in plane, another vector vec(C ) lie...

    Text Solution

    |

  12. A particle acted upon by constant forces 5hat(i) + hat(j) - 2hat(k) an...

    Text Solution

    |

  13. The x and y components of vectors vec(A) are 4 m and 6 m respectively...

    Text Solution

    |

  14. The angel subtended by the vector A = 6hat(i) + 3hat(j) + 4hat(k) with...

    Text Solution

    |

  15. A particle moves in the x-y plane under the action of a force vec(F) s...

    Text Solution

    |

  16. Given vec(A) = 3hat(i) + 2hat(j) and vec(B) = hat(i) + hat(j). The com...

    Text Solution

    |

  17. A vector vec(A) is along the positive x-axis and its vector product w...

    Text Solution

    |

  18. What is the area of the triangle formed by sides vec(A) = 2hat(i) - 3h...

    Text Solution

    |

  19. The component of vector vec(A) = a(x) hat(i) + a(y) hat(j) + a(z) hat(...

    Text Solution

    |