Home
Class 12
PHYSICS
The angle subtended by the vector A=4hat...

The angle subtended by the vector `A=4hati+3hatj+12hatk` with the x-axis is

A

`"Sin"^(-1)((3)/(13))`

B

`"Sin"^(-1)((4)/(13))`

C

`"Cos"^(-1)((4)/(13))`

D

`"Cos"^(-1)((3)/(13))`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2007

    WB JEE PREVIOUS YEAR PAPER|Exercise PHYSICS|50 Videos

  • QUESTION PAPER 2009

    WB JEE PREVIOUS YEAR PAPER|Exercise Multiple Choice Questions (Physics)|40 Videos

Similar Questions

Explore conceptually related problems

The angle subtended by the vector vecA=sqrt(3) hati-hatj with the y-axis is

Angle between the vectors hati +hatj and hati-hatk is

Calculate the angle between the vector ______ vecA = 3hati+4hatj +12hatk and z axis.

Find the magnitude of the vector 3hati-4hatj+12hatk .

The angle between vector hati + hatj and the x axis given by--

Find the magnitude of the vector 3hati+4hatj+12hatk and the angles it makes with x,y,z axes.

Find the angle between the two vectors vecA = hati + 2hatj + 3hatk and vecB = 2hati+ hatj + 4hatk .

If hati and hatj are unit vectors along x and y axes respectively then the angle made by ( hati+hatj) vector with the x-axis is …….. [Fill in the blanks]

Find the angle between the vectors hati-2hatj+3hatkand3hati-2hatj+hatk

Find the angle between the vectors veca=hati-hatj+hatk and vecb=hati+hatj-hatk .

WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2008-PHYSICS
  1. The refractive indices of glass and quartz with respect to air are (3)...

    Text Solution

    |

  2. The radius of curvature of a concave mirror is 24cm and the image is m...

    Text Solution

    |

  3. A point source of light is kept at a depth of 'h' in water of r.i 4/3....

    Text Solution

    |

  4. Four point charges each '+q' is placed on the circumference of a circl...

    Text Solution

    |

  5. 64 identical spheres of charge q and capacitance C each are combined t...

    Text Solution

    |

  6. Lenz's law of electromagnetic induction corresponds to

    Text Solution

    |

  7. A silicon and a germanium diode has identical physical dimensions. The...

    Text Solution

    |

  8. A thin wire of resistance 4Omega is bent to form a circle. The resista...

    Text Solution

    |

  9. A battery of emf E and internal resistance 'r' is connected to an exte...

    Text Solution

    |

  10. The binary number 10111 is equivalent to the decimal number

    Text Solution

    |

  11. The angle subtended by the vector A=4hati+3hatj+12hatk with the x-axis...

    Text Solution

    |

  12. The velocity of a particle (v) at an instant 't' is given by v = at + ...

    Text Solution

    |

  13. The distance travelled by an object along a straight line in time 't' ...

    Text Solution

    |

  14. A pellet of mass 1 gm is moving with an angular velocity of 1 rad/s al...

    Text Solution

    |

  15. Two point objects of mass 1.5 gm and 2.5 gm respectively are at a dist...

    Text Solution

    |

  16. If the earth shrinks such that ils mass does not change but radius dec...

    Text Solution

    |

  17. A Shell of mass 10 Kg is moving with a velocily of 10 Meter/Sec when i...

    Text Solution

    |

  18. Force required to move a mass of 1 kg at rest on a horizonlal rough pl...

    Text Solution

    |

  19. A rocket of mass 100 kg burns 0.1 Kg of fuel per second. If velocity o...

    Text Solution

    |

  20. The weight of a body on the surface of the earth is 12.6 N. When it is...

    Text Solution

    |