Home
Class 11
PHYSICS
Two quantities A and B have different di...

Two quantities A and B have different dimensions. Which mathematical operation given below is physically meaningful?

A

`A//B`

B

`A+B`

C

`A - B`

D

None

Text Solution

Verified by Experts

The correct Answer is:
a
Quantity having different dimension can only be divided or multiplied but they cannot be added or subtracted
Promotional Banner

Topper's Solved these Questions

  • UNIT, DIMENSION AND ERROR ANALYSIS

    A2Z|Exercise Significant Figures|14 Videos

  • UNIT, DIMENSION AND ERROR ANALYSIS

    A2Z|Exercise Erros Of Measurement|31 Videos

  • UNIT, DIMENSION AND ERROR ANALYSIS

    A2Z|Exercise Chapter Test|28 Videos

  • THERMAL PROPERTIES OF MATTER

    A2Z|Exercise Chapter Test|30 Videos

  • VECTORS

    A2Z|Exercise Chapter Test|29 Videos

Similar Questions

Explore conceptually related problems

Two physical quantities A and B have different dimensions. Which mathematical operation given below is physically possible ?

Two physical quantities P and Q have different dimensions. Which of the following mathematical operation is/are possible?

If P, Q and R are physical quantities having different dimensions, which of the following combinations can never be a meaningful quantity ?

If P,Q,R are physical quantities, having different dimensions, which of the following combinations can never be a meaningful quantity?

If P, Q, R are physical quantities, having different dimensions, which of the following combinations can never be a meaningful quantity ?

If P, Q and R are physical quantities, having different dimensions, which of the following combination can never be a meaningful quantity?

If A and B are two physical quantities having different dimensions then which of the following can denote a new physical quantity?

A2Z-UNIT, DIMENSION AND ERROR ANALYSIS-Concept Of Dimensional Formula
  1. Dimensional formula of capacitance is

    Text Solution

    |

  2. Dimensional formula ML^(-1)T^2 does not represent the physical quantit...

    Text Solution

    |

  3. Two quantities A and B have different dimensions. Which mathematical o...

    Text Solution

    |

  4. A force F is given by F = at + bt^(2) , where t is time . What are the...

    Text Solution

    |

  5. Which pair has the same dimensions?

    Text Solution

    |

  6. The dimensional formul for impulse is same as the dimensional formula ...

    Text Solution

    |

  7. Which of the following is dimensionally correct?

    Text Solution

    |

  8. The equation of state for real gas is given by P + (a)/(V^(2))(V - b) ...

    Text Solution

    |

  9. The frequency f of vibrations of a mass m suspended from a spring of s...

    Text Solution

    |

  10. The quantities A and B are related by the relation A//B = m, where m ...

    Text Solution

    |

  11. The velocity of a freely falling body changes as g^ph^qwhere g is acce...

    Text Solution

    |

  12. Which one of the following pairs does have the same dimension?

    Text Solution

    |

  13. An athlletic coach told his team that muscle times speed equals power....

    Text Solution

    |

  14. If P represents radiation pressure , C represents the speed of light ...

    Text Solution

    |

  15. Force F and density d are related as F=(alpha)/(beta+sqrtd), Then find...

    Text Solution

    |

  16. The frequency (n) of vibration of a string is given as n = (1)/( 2 l)...

    Text Solution

    |

  17. Write the dimensions of a//b in the relation P = ( a - t^(2))/( bx) , ...

    Text Solution

    |

  18. If the time period (T)of vibration of a liquid drop depends on surface...

    Text Solution

    |

  19. Position of a body with acceleration a is given by x=Ka^mt^n, here t i...

    Text Solution

    |

  20. Density of a liquid in CGS system is 0.625(g)//(cm^3). What is it's ma...

    Text Solution

    |