Home
Class 12
PHYSICS
Three vectors vecA=a veci+vecj+veck: vec...

Three vectors `vecA=a veci+vecj+veck: vecB= veci+b vecj+veck and vecC= veci+vecj+c veck` are mutually perpendicular `(veci.vecj and veck` are unit vectorts along X.Y. and Z axis respectively`)`. The respective values of a,b and c are

A

0,0,0

B

`-(1)/(2),-(1)/(2),-(1)/(2)`

C

`1,-1,1`

D

`(1)/(2),(1)/(2),(1)/(2)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2016

    WB JEE PREVIOUS YEAR PAPER|Exercise PHYSICS|40 Videos

  • QUESTION PAPER 2018

    WB JEE PREVIOUS YEAR PAPER|Exercise PHYSICS|40 Videos

Similar Questions

Explore conceptually related problems

Three vectors vecA=ahati+hatj+hatk, vecB=hati+bhatj+hatk and vecC=hati+hatj+chatk are mutually perpendicular (hati,hatj and hatk are unit vectors along X, Y, and Z axis respectively). The respective values of a,b and c are

veca =2veci+3vecj-2veck vecb =4veci-vecj+5veck Find veca xx vecb

veca =3veci+4vecj-6veck vecb =2veci+5vecj+3veck Find veca xx vecb

A unit vector coplanar with veci + vecj + 2veck and veci + 2 vecj + veck and perpendicular to veci + vecj + veck is _______

If veca = 2veci+3vecj-veck, vecb =-veci+2vecj-4veck and vecc=veci + vecj + veck , then find the value of (veca xx vecb).(vecaxxvecc)

vec a , vecb , vec c are three mutually perpendicular unit vectors then |vec a + vec b + vec c| is equal to

If vec a , vec b and vec c are such that veca xx vecb = vecc and vecb xx vec c = vec a , prove that veca , vecb and vecc are mutually perpendicular |vecb| =1 and |vecc| = |veca| .

if vecr.veci=vecr.vecj=vecr.veck and|vecr|= 6, "then find vector" vecr .

if vecr.veci=vecr.vecj=vecr.veck and|vecr|= 9, "then find vector" vecr .

If veca,vecb and vecc are three mutually perpendicular unit vectors and vecd is a unit vector which makes equal angle with veca,vecb and vecc , then find the value of |veca+vecb+vecc+vecd|^(2) .

WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2017-PHYSICS
  1. The dimension of the universal constant of gravitation G. is

    Text Solution

    |

  2. Two particle A and B (both initially at rest) start moving towards eac...

    Text Solution

    |

  3. Three vectors vecA=a veci+vecj+veck: vecB= veci+b vecj+veck and vecC= ...

    Text Solution

    |

  4. A block of mass 1 kg starts from rest at x=0 and moves along the x-axi...

    Text Solution

    |

  5. The velocity of a particle executing a simple harmonic motion is 13 ms...

    Text Solution

    |

  6. A uniform string of length L and mass M is fixed at both ends while it...

    Text Solution

    |

  7. A uniform capillary tube of length l and inner radius r with its upper...

    Text Solution

    |

  8. A liquid of bulk modulus k is compressed by applying an external press...

    Text Solution

    |

  9. Temperature of an ideal gas initially at 27^@C is raised by 6^@C, The ...

    Text Solution

    |

  10. 2 mole of an ideal monatomic gas is carried from a state (P(o),V(0)) t...

    Text Solution

    |

  11. A solid rectangular sheet has two different coefficients of linear exp...

    Text Solution

    |

  12. A positive charge Q is situated at the centre of cube. The electric fl...

    Text Solution

    |

  13. Three capacitors of capacitance 1.0,2.0 and 5.0 muF are connected in s...

    Text Solution

    |

  14. A charge of 0.8 coulomb is divided into two charges Q(1) and Q(2). The...

    Text Solution

    |

  15. In the magnetic field due to a current in a straight wire segement of ...

    Text Solution

    |

  16. The magnets of two suspended coil galvanometers are of the same streng...

    Text Solution

    |

  17. A proton is moving with a uniform velocity of 10^(6) ms^(-1) along the...

    Text Solution

    |

  18. When the frequency of the AC voltage applied to a series LCR circuit i...

    Text Solution

    |

  19. Six wires. Each of resistancde r. are connected so as to form a tetrah...

    Text Solution

    |

  20. The ratio of the diameter of the sun to the distance between the earth...

    Text Solution

    |