Home
Class 12
MATHS
In each of the problems given below, fin...

In each of the problems given below, find the work done by a force F acting on a particle, such that the particle is displaced from a point A to a point B.
[Hint Work done = F.S, where S is the displacement.]
`F = 4hat(i) +2hat(j) + 3hat(k), A(1, 2,0), B(2, -1, 3)`

Text Solution

Verified by Experts

The correct Answer is:
7 units
Promotional Banner

Topper's Solved these Questions

  • VECTOR ALGEBRA

    ARIHANT PUBLICATION|Exercise Odisha Bureau.s Textbook Solutions (Exercise 12(c))|28 Videos

  • VECTOR ALGEBRA

    ARIHANT PUBLICATION|Exercise Odisha Bureau.s Textbook Solutions (Exercise 12(d))|17 Videos

  • VECTOR ALGEBRA

    ARIHANT PUBLICATION|Exercise Odisha Bureau.s Textbook Solutions (Exericise 12(a))|46 Videos

  • THREE-DIMENSIONAL GEOMETRY

    ARIHANT PUBLICATION|Exercise Chapter Practice|34 Videos

Similar Questions

Explore conceptually related problems

In each of the problems given below, find the work done by a force vecF acting on a particle, such that the particle is displaced from a point A to a point B. vecF = 4hati-3hatk A(1,2,0), B(0,2,3).

In each of the problems given below, find the work done by a force vecF acting on a particle, such that the particle is displaced from a point A to a point B. vecF = 2hati+hatj-hatK A(0,1,2), B(-2,3,0)

In each of the problems given below, find the work done by a force vecF acting on a particle, such that the particle is displaced from a point A to a point B. vecF = 4hati+2hatj+3hatk A(1,2,0), B(2,-1,3).

In each of the problems given below, find the work done by a force vecF acting on a particle, such that the particle is displaced from a point A to a point B. vecF = 3hati-hatj-2hatk A(-3,-4,1), B(-1,-1,-2).

If on action of force f=2i+j-k , a prticle displaced from A (0,1,2) to B (-2,3,0) then what is the work done by the force?

ARIHANT PUBLICATION-VECTOR ALGEBRA -Odisha Bureau.s Textbook Solutions (Exercise 12(b))
  1. Find the value of lambda so that the vectors veca and vecb are perpend...

    Text Solution

    |

  2. Find the scalar and vector projection of veca on vecb. veca = hati, v...

    Text Solution

    |

  3. Find the scalar and vector projections of vec a on vec b vec a = ha...

    Text Solution

    |

  4. Find the scalar and vector projections of vec a on vec b vec a = hat...

    Text Solution

    |

  5. In each of the problems given below, find the work done by a force F a...

    Text Solution

    |

  6. In each of the problems given below, find the work done by a force F a...

    Text Solution

    |

  7. In each of the problems given below, find the work done by a force vec...

    Text Solution

    |

  8. In each of the problems given below, find the work done by a force F a...

    Text Solution

    |

  9. If (a + b).(a-b) = 0 show that |a| = |b|.

    Text Solution

    |

  10. If a and b are perpendicular vectors show that (veca+vecb)^2 = (veca-v...

    Text Solution

    |

  11. Prove that two vactors are perpendicular iff |veca+vecb|^2 = |veca|^...

    Text Solution

    |

  12. If veca, vecb, vecc are mutually perpendicular vectors of equal magnit...

    Text Solution

    |

  13. Prove the following by vector method. Altitudes of a triangle are conc...

    Text Solution

    |

  14. Prove the following by vector method. Median to the base of an isoscel...

    Text Solution

    |

  15. Prove the following by vector method. The parallelogram whose diagonal...

    Text Solution

    |

  16. Prove the following by vector method. The diagonals of a rhombus are a...

    Text Solution

    |

  17. Prove the following by vector method. An angle inscribed in a semi-cir...

    Text Solution

    |

  18. Prove the following by vector method. in any triangle ABC, a = bcosC...

    Text Solution

    |

  19. Prove the following by vector method. In a triangle AOB, mangleAOB = 9...

    Text Solution

    |

  20. Prove the following by vector method. Measure of the angle between two...

    Text Solution

    |