Home
Class 12
PHYSICS
State whether the following statements a...

State whether the following statements are true or false :-
(1) Magnitude of `vecP` can be -5 unit.
(2)`|hatN|=1`
(3) Magnitude of any vector is a scalar.
(4) Unit vectors of a vector cannot be 1

Text Solution

Verified by Experts

The correct Answer is:
(i) False (ii) True (iii) True (iv) True
Promotional Banner

Topper's Solved these Questions

  • RACE

    ALLEN |Exercise Basic Maths (Units, Dimensions & Measurements)|37 Videos

  • RACE

    ALLEN |Exercise Basic Maths (KINEMATICS)|63 Videos

  • RACE

    ALLEN |Exercise Basic Maths (Co-ordinate & Algebra)|40 Videos

  • NEWTONS LAWS OF MOTION

    ALLEN |Exercise EXERCISE-III|28 Videos

  • SIMPLE HARMONIC MOTION

    ALLEN |Exercise Example|1 Videos

Similar Questions

Explore conceptually related problems

Examine whether the following statements are true or false: { 1, 2, 3 } ⊂ { 1, 3, 5 }

Which of the following statements is true for displacement ? (1) It cannot be zero. (2) Its magnitude is more than the distance covered by the object .

Read each statement below carefully and state with reasons , if it is true of false : (a) The magnitude of a vector is always a scalar , (b) each component of a vector is always a scalar , (c ) the total path length is always equal to the magnitude of the displacement vector of a particle . (d) the average speed of a either greater or equal to the magnitude of average velocity of the particle over the same interval of time , (e ) Three vectors not lying in a plane can never add up to give a null vector .

Find a unit vector in the direction of the vector (2, 3, 6).

"1 kWh is a unit of power " . This statement is true or false ? If it is wrong then correct it .

If magnitude of sum of two unit vectors is sqrt2 then find the magnitude of subtraction of these unit vectors.

A displacement vector, at an angle of 30^(@) with y-axis has an x-component of 10 units. Then the magnitude of the vector is-

Find a unit vector parallel to the vector -3hati+4hatj .

The unit vector along 2hati+3hatj is

ALLEN -RACE-Basic Maths (VECTORS)
  1. State whether the following relations are true or false (1)vec(AB)=v...

    Text Solution

    |

  2. root(5)(8^(2)) is equal to (with base 2)

    Text Solution

    |

  3. State whether the following statements are true or false :- (1) Magn...

    Text Solution

    |

  4. The magnitude of a vector cannot be :

    Text Solution

    |

  5. root(3)(4^(2)) is equal to :-

    Text Solution

    |

  6. Which of the following group of foces cannot produce the resultant of ...

    Text Solution

    |

  7. Which of the following group of concurrent forces may be in equilibriu...

    Text Solution

    |

  8. Which of the following group of forces cannot produce zero resultan?

    Text Solution

    |

  9. If costheta = 5/3 then what is the value of cos(theta/2)?

    Text Solution

    |

  10. Figure shows three vectors veca,vecb and vecc. If bar(RQ)=2bar(PR), wh...

    Text Solution

    |

  11. 100 coplanar forces each equal to 10 n act on a body. Each force makes...

    Text Solution

    |

  12. With respect to a rectangular cartesian coordinate system, three vecto...

    Text Solution

    |

  13. There are two force vectors, one of 5N and other of 12N. At what angle...

    Text Solution

    |

  14. Two equal forces are acting at a point with an angle of 60^(@) between...

    Text Solution

    |

  15. Two forces 3 N and 2 N are at an angle theta such that the resultant i...

    Text Solution

    |

  16. The resultant of the vectors A and B is perpendicular to the vector A ...

    Text Solution

    |

  17. Two force F(1)" and "F(2) are acting on a body. One force is double th...

    Text Solution

    |

  18. Two vectors vecA" and "vecB have equal magnitudes. If magnitude of vec...

    Text Solution

    |

  19. The maximum and minimum resultant of two forces acting at a point are ...

    Text Solution

    |

  20. The resultant of the three vectors bar(OA),bar(OB) and bar(OC) shown i...

    Text Solution

    |