Home
Class 12
MATHS
Write the scalar projection of the vecto...

Write the scalar projection of the vector `veca = 2hati -hatj + hatk`on the vector `vecb = hati + 2hatj + 2hatk`.

Promotional Banner

Topper's Solved these Questions

  • MODEL QUESTION PAPER 20

    SHARAM PUBLICATION|Exercise EXERCISE|46 Videos
  • MODEL QUESTION PAPER-2

    SHARAM PUBLICATION|Exercise EXERCISE|39 Videos

Similar Questions

Explore conceptually related problems

Find the scalar projection of the vector veca = 3hati+6hatj + 9hatk on vecb = 2hati+2hatj - hatk .

Find the scalar projection of the vector 2hati+hatj+5hatk on the vector 2hati-hatj+3hatk .

Find the scalar and vector projection of veca on vecb . veca = hati-hatj-hatk , vecb = 3hati+hatj+3hatk .

Find the unit vector in the direction of the sum of the vectors veca=2hati+2hatj-5hatk and vecb=2hati+2hatj-7hatk

Write a unitvector in the direction of the sum of vectors veca=2hati-hatj-2hatk and vecb=-hati+hatj+3hatk

Find the scalar and vector projection of veca on vecb . veca = hati+hatj , vecb = hatj+hatk

Find a vector of magnitude 5 units and parallel to the resultant of veca = 2hati +3hatj -hatk and vecb = hati -2hatj+ hatk .

Find the unit vector parallel to the sum of the vectors veca = 2hati+4hatj-5hatk and vecb = hati+2hatj+3hatk. Also find its direction cosines.

SHARAM PUBLICATION-MODEL QUESTION PAPER-18-EXERCISE
  1. Find int(-pi//4)^(pi//4) sin^3 x dx

    Text Solution

    |

  2. Write the order of the differential equation whose general solution is...

    Text Solution

    |

  3. Write the scalar projection of the vector veca = 2hati -hatj + hatkon ...

    Text Solution

    |

  4. Write the equation of the line parallel to the line (x-2)/-3=(3-y)/-2=...

    Text Solution

    |

  5. If y = cos^-1 sqrtx then find (dy)/(dx).

    Text Solution

    |

  6. If y = a sinx + b cos x then prove that y^2 + ((dy)/(dx))^2 = a^2 + b^...

    Text Solution

    |

  7. Find the points on the curve y = x^3 - 11x + 5 at which the equation o...

    Text Solution

    |

  8. Find the point P on the curve y^(2) = 4 ax, which is nearest to the po...

    Text Solution

    |

  9. Evaluate int(x+3)(2-x) dx.

    Text Solution

    |

  10. Evaluate int(0)^(a)(sqrt(x))/(sqrt(x)+sqrt(a-x))dx

    Text Solution

    |

  11. int0^pi(xsinxdx)/(1+cos^2x)

    Text Solution

    |

  12. Using integration, find the area of the region bounded by the curves ...

    Text Solution

    |

  13. Let R is the equivalence in the set A = {0, 1, 2, 3, 4, 5} given by R ...

    Text Solution

    |

  14. If F : R rarr R is given by f(x) = (3-x^(3))^(1//3) then find ( fof ) ...

    Text Solution

    |

  15. Let * is the binary operation on N given by a**b=HCF (a, b), where a, ...

    Text Solution

    |

  16. Solve: tan^(-1)x+2cot^(-1)x=(2pi)/3

    Text Solution

    |

  17. Write the solution of the following L.P.P. Maximize z = 3x + 2y subj...

    Text Solution

    |

  18. IF Ay is the cofactor of the element ay of the determinant |{:(2,-3,5)...

    Text Solution

    |

  19. If A=[{:(2,0,1),(2,1,3),(1,-1,0):}] then find the value of A^(2)-3A+2I

    Text Solution

    |

  20. Prove that |[x+y, x, x],[5x+4y, 4x, 2x], [10x+8y, 8x, 3x]|=x^3

    Text Solution

    |