Home
Class 12
PHYSICS
A standard unit should be (a) consist...

A standard unit should be
(a) consistent
(b) reproducible
(c) invariable
(d) easily available for usage

A

Only a & b are true

B

Only a & c are true

C

only a, c & d are true

D

a, b , c d are true

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise EXERCISE - II|61 Videos

  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise PRACTICE EXERCISE|45 Videos

  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise PRACTICE EXERCISE|45 Videos

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise EXERCISE - II|31 Videos

  • UNITS AND MEASUREMENTS

    AAKASH SERIES|Exercise EXERCISE -3|66 Videos

Similar Questions

Explore conceptually related problems

Define (a) mole fraction, (b) molality (c) molarity and (d) normality. Write their units.

Write the ascending order of the units of length given below . (a) Fermi " " (b) Micron (c) Angstrom " " (d) Nanometre

If [(a,b),(c,d)] is invertible then

Adult human RBCs are enucleate. Which of the following statement (s)/are not most appropriate explanation for this feature? a) they do not need to reproduce b) they are somatic cells c) They do not metabolize d) All their internal space is available for oxygen transport

The standard deviation of a variable x is sigma . The standard deviation of the variable (ax + b)/(c ) where a, b, c are constants is

Let sigma_(1) , sigma _(2) be the standard deviations of two distributions D _(1)and D_(2) respectively and D_(1) be more consistent then D_(2) If the means of D_(1) and D_(2) are same, then the percentage increase in the standard deviation of D_(2) over the standard deviation of D_(1) is

The numerical value of coefficient of linear expansion is independent of units of (a) length (b) temperature ( c) area (d) mass

Which of the following on hydrolysis give similar monosaccharide units (a) Sucrose (b) Lactose (c) Maltose (d) Amylose

AAKASH SERIES-UNITS AND MEASUREMENT-EXERCISE - I
  1. The dimensions of (mu0 epsilon0)^(-1/2) are

    Text Solution

    |

  2. The damping force on an oscillator is directly proportional to the vel...

    Text Solution

    |

  3. A standard unit should be (a) consistent (b) reproducible (c) ...

    Text Solution

    |

  4. The correct order in which the ratio of SI unit to CGS unit increases ...

    Text Solution

    |

  5. Write the ascending order of the units of length given below . (a) F...

    Text Solution

    |

  6. Out of the following the correct order of dimensions of mass increases...

    Text Solution

    |

  7. The correct order in which the dimensions of time decreases in the fol...

    Text Solution

    |

  8. The time period of a seconds pendululm is measured repeatedly for thre...

    Text Solution

    |

  9. (A) All zeros to the right of the last nonzero digit after the decimal...

    Text Solution

    |

  10. If the immediate insignificant digit to be dropped is 5 then there wil...

    Text Solution

    |

  11. (A) In multiplication or division, the final result should retain only...

    Text Solution

    |

  12. The correct order in which the dimensions of 'Length" increases in the...

    Text Solution

    |

  13. Dimensional formulae are used A) to convert one system of units into...

    Text Solution

    |

  14. (A) The correctness of an equation is verified using the principle of ...

    Text Solution

    |

  15. Which of the following is not a unit of time A) par - sec " " B)...

    Text Solution

    |

  16. For a body in a uniformly accelerated motion, the distance of the body...

    Text Solution

    |

  17. Three of the quantities defined below has the same dimensional formula...

    Text Solution

    |

  18. If e, E0, h and C respectively represents electronic change, permittiv...

    Text Solution

    |

  19. Photon is quantum of radiation with energy E= hv where v is frequency ...

    Text Solution

    |

  20. If Plank's constant (h) and speed of light in vacuum (c) are taken as ...

    Text Solution

    |