Home
Class 12
MATHS
If the lines (x-1)/(-3)=(y-2)/(2k)=(z-3)...

If the lines `(x-1)/(-3)=(y-2)/(2k)=(z-3)/(-2)a n d(x-1)/(3k)=(y-5)/1=(z-6)/(-5)` are at right angel, then find the value of `kdot`

A

`-10`

B

`-7/10`

C

`-10/7`

D

`10/7`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • INTEGRATION

    NIKITA PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS|582 Videos

  • LINEAR PROGRAMMING

    NIKITA PUBLICATION|Exercise MCQs|101 Videos

Similar Questions

Explore conceptually related problems

If the lines (x-1)/(-3)=(y-2)/(2k)=(z-3)/(-2) and (x-1)/(3k)=(y-5)/(1)=(z-6)/(-5) are at right angle,then find the value of k

The lines (x-2)/(1)=(y-3)/(2)=(z-4)/(3)and(x-1)/(-5)=(y-2)/(1)=(z-1)/(1) are

if the lines (x - 1)/(-3) = ( y - 2)/(2k) = ( z -3)/(2) and (x -1) /(3k) = ( y - 5)/(1) = (z - 6 ) /(-5) are at night angle , then find the value of k .

If the lines (x-1)/(-3)=(y-2)/(2k)=(z-3)/(2)(x-1)/(3k)=(y-1)/(1)=(z-6)/(-5) are perpendicular,find the value of k.

If the lines (x-1)/(-3)=(y-2)/(-2y)=(z-3)/(2) and (x-1)/(k)=(y-2)/(1)-(z-3)/(5) are perpendicular,find the value of k and hence find the equation of plane containing these lines.

The lines (x)/(1)=(y)/(2)=(z)/(3)and(x-1)/(-2)=(y-2)/(-4)=(z-3)/(-6) are

The lines (x-2)/(1)=(y-3)/(1)=(z-4)/(-k) and (x-1)/(k)=(y-4)/(2)=(z-5)/(1) are coplanar, if

the lines (x-2)/(1)=(y-3)/(1)=(z-4)/(-k) and (x-1)/(k)=(y-4)/(1)=(z-5)/(1) are coplanar if k=?

If the lines (x+1)/(-3)-(y+2)/(2k)-(z-3)/(2) and (x-1)/(3k)-(y+5)/(1)-(z+6)/(7) are perpendicular, then the value of k is

NIKITA PUBLICATION-LINE-MULTIPLE CHOICE QUESTIONS
  1. If the lines x=a(1)y + b(1), z=c(1)y +d(1) and x=a(2)y +b(2), z=c(2)y ...

    Text Solution

    |

  2. If the lines (1 -x )/(3) = ( 7y - 14)/(2 lamda) = (z - 3)/(2) "and" (7...

    Text Solution

    |

  3. If the lines (x-1)/(-3)=(y-2)/(2k)=(z-3)/(-2)a n d(x-1)/(3k)=(y-5)/1=(...

    Text Solution

    |

  4. If the lines x-2 = ay-3 =(2-z)/3 and bx +1 = y+4=z are perpendicular t...

    Text Solution

    |

  5. The lines (x-2)/(1)=(y-3)/(1)=(z-4)/(-k) and (x-1)/(k)=(y-4)/(2)=(z-5)...

    Text Solution

    |

  6. Find the angle between the pair of line: vecr=3hati+2hatu-4hatk+lamds(...

    Text Solution

    |

  7. Find the angle between the following pair of line: r=2hati-=5hatj+hatk...

    Text Solution

    |

  8. Find the angle between the pair of lines (x -1 )/(4) = ( y - 3)/(1)...

    Text Solution

    |

  9. The acute angle between the lines (x+4)/-1 = (y-2)/2 = (z-3)/2 and x/2...

    Text Solution

    |

  10. The angle between the lines (x+1)/2 = (y+3)/2 = (z-4)/-1 and (x-4)/1 =...

    Text Solution

    |

  11. The angle between the lines (x-1)/1 = (y-1)/1 = (z-1)/2 and (x-1)/(-sq...

    Text Solution

    |

  12. The angle between the lines 2x=3y=-z and 6x=-y=-4z is

    Text Solution

    |

  13. Find the angle between the following pair of lines: A lines with direc...

    Text Solution

    |

  14. The acute angle between the line joining the points A(2,1,-3), B(1,-1,...

    Text Solution

    |

  15. The angle between the lines r = (2hati + hatj - 3hatk) + lambda(hati -...

    Text Solution

    |

  16. The angle between the lines whose direction cosines are proportional t...

    Text Solution

    |

  17. The angle made by line AB with perpendicular of co-ordinates axes if A...

    Text Solution

    |

  18. A91,0,4),B(0,-11,3),C(2,-3,1) are three points and D is the foot of pe...

    Text Solution

    |

  19. Find the length of the perpendicular from ( 3,2,1) to the line (x - 7)...

    Text Solution

    |

  20. Find the length of the perpendicular from ( 3,2,1) to the line (x - 7)...

    Text Solution

    |