Home
Class 11
PHYSICS
The angles with a vector hat(i)+hat(j)+s...

The angles with a vector `hat(i)+hat(j)+sqrt(2hat(k))` makes with X,Y and Z axes respectively are

A

`60^(@),60^(@),60^(@)`

B

`45^(@),45^(@),45^(@)`

C

`60^(@),60^(@),45^(@)`

D

`45^(@),45^(@),60^(@)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • UNITS, DIMENSION & MEASUREMENTS

    ERRORLESS |Exercise All Questions|333 Videos

  • WAVES AND SOUND

    ERRORLESS |Exercise SET|25 Videos

Similar Questions

Explore conceptually related problems

The angle which a vector hat(i)-hat(j)+sqrt(2)hat(k) makes with y-axis is

What is the angle which the vector (hat(i)+hat(j)+sqrt(2)hat(k)) makes with the z-axis ?

Find the angles which the vector vec(a)=3 hat(i)-6hat(j)+2hat(k) makes with the coordinate axes.

Find the angles which the vector vec a=hat i-hat j+sqrt(2)hat k makes with the coordinate axes.

Find the angles which the vector vec a=hat i-hat j+sqrt(2)hat k makes with the coordinate axes.

Angle made by vector sqrt(3)hat(i)+sqrt(2)hat(j)-2hat(k) with -ve y- axis is :

The angle which the vector vec(A)=2hat(i)+3hat(j) makes with the y-axis, where hat(i) and hat(j) are unit vectors along x- and y-axis, respectively, is

If the vectors hat(i)+hat(j)+hat(k) makes angle alpha, beta and gamma with vectors hat(i), hat(j) and hat(k) respectively, then

If hat(i), hat(j) and hat(k) represent unit vectors along the x, y and z axes respectively, then the angle theta between the vectors (hat(i) + hat(j) + hat(k)) and (hat(i) + hat(j)) is equal to :

The units vectors orthogonal to the vector -hat i+2hat j+2hat k and making equal angles with the X and Y axes islare):

ERRORLESS -VECTORS-Exercise
  1. Assertion: Vector addition is commutative. Reason: (vecA+vecB)!=(vec...

    Text Solution

    |

  2. 0.4hat(i)+0.8hat(j)+chat(k) represents a unit vector, when c is :-

    Text Solution

    |

  3. The angles with a vector hat(i)+hat(j)+sqrt(2hat(k)) makes with X,Y an...

    Text Solution

    |

  4. The value of a unit vector in the direction of vector A=5hat(i)-12hat(...

    Text Solution

    |

  5. Which of the following is independing of the choice of co-ordinate sys...

    Text Solution

    |

  6. A car travles 6km towards north at an angle of 45^(@) to the east and ...

    Text Solution

    |

  7. Given that vecA+vecB+vecC=0, out of three vectors two are equal in mag...

    Text Solution

    |

  8. Two forces F(1)=1N and F(2)=2N act along the lines x=0 and y=0, respec...

    Text Solution

    |

  9. At what angle must the two forces (x+y) and (x-y) act so that the resu...

    Text Solution

    |

  10. Following forces start acting on a particle at rest at the origin of t...

    Text Solution

    |

  11. The resultant of vec(A)+vec(B) is vec(R )(1). On reversing the vector ...

    Text Solution

    |

  12. Figure below shows a body of mass M moving with the uniform speed on a...

    Text Solution

    |

  13. A particle is moving on a circular path of radius r with uniform veloc...

    Text Solution

    |

  14. vecA=2hati+4hatj+4hatk and vecB=4hati+2hatj-4hatk are two vectors. The...

    Text Solution

    |

  15. If vecA=2hati+3hatj-hatk and vecB=-hati+3hatj+4hatk then projection of...

    Text Solution

    |

  16. Two constant forces F(1)=2hati-3hatj+3hatk(N) and F(2)=hati+hatj-2hatk...

    Text Solution

    |

  17. For the any two vecrtors vecA and vecB, if vecA.vecB=|vecAxxvecB|, the...

    Text Solution

    |

  18. Which of the following is the unit vector perpendicular to vecA and ve...

    Text Solution

    |

  19. Two vectors P=2hati+bhatj+2hatk and Q=hati+hatj+hatk will be parallel ...

    Text Solution

    |

  20. Which of the following is not true? If vecA=3hati+4hatj and vecB=6hati...

    Text Solution

    |