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

onlye a& c are ture

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 MEASUREMENTS

    AAKASH SERIES|Exercise EXERCISE- 1 B|28 Videos

  • UNITS AND MEASUREMENTS

    AAKASH SERIES|Exercise EXERCISE -2|56 Videos

  • UNITS AND MEASUREMENTS

    AAKASH SERIES|Exercise PROBLEM|50 Videos

  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise PRACTICE EXERCISE|45 Videos

  • WAVE MOTION

    AAKASH SERIES|Exercise PRACTICE SHEET ADVANCED (INTEGER TYPE QUESTIONS)|10 Videos

Similar Questions

Explore conceptually related problems

Cattle dung is commonly used for biogas production because (a) Cattle dung is a rich source of methanogens (b) It has large amount of cellulose as cattle are herbivores (c) It is easily available in large quantities in rural areas

Bacteria reproduce by : (a) mitosis (b) longitudinal fission (c) meiosis (d) prokaryotic fission

Hereditary cyanobacteria reproduce asexually by (a) Single stranded DNA (b) Double stranded DNA (c) Single stranded RNA (d) Double stranded RNA

A virus can be con be considered living being as it (a) Reproduces inside the host (b) Respires (c) Can cause disease (d) Responds to touch stimule.

the pair of linear equations 3x/2+5y/3 =7 and 9x + 10y =14 is (a) consistent (b) inconsistent (c) consistent with one solution (d) consistent with many solutions

the pair of linear equations (3x)/2+ (5y)/3 =7 and 9x + 10y =14 is (a) consistent (b) inconsistent (c) consistent with one solution (d) consistent with many solutions

What should be added to 18 to get -34 (a)52 (b) -52 (c) -16 (d) 16

Bending of stem/coleoptile towards light or shoot of potted plant placed near a window is due to (a) Greater oxygen availability to the tip (b) More auxin content on the shaded side (c) Greater light availability to tip (d) Availability of necessary warmth to the tip

If the standard deviation of a variable X \ is \ sigma , then standard deviation of variable (a X+b)/c is (a) asigma (b) a/csigma (c) |a/c|sigma (d) (asigma+b)/c

If the standard deviation of a variable X \ is \ sigma , then standard deviation of variable (a X+b)/c is (a) asigma (b) a/csigma (c) |a/c|sigma (d) (asigma+b)/c

AAKASH SERIES-UNITS AND MEASUREMENTS-EXERCISE -1 A
  1. Planck 's constant (h) speed of length in vaccum (C) and newton 's gr...

    Text Solution

    |

  2. A) Work and energy have the same units in any given system of measurem...

    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. (A) : Plane angle has unit but no dimensional formula (B) : All dim...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  16. .(A): The value of dimensionless constants or proportionality constant...

    Text Solution

    |

  17. Which of the following is not a unit of time A) par sec B) light ye...

    Text Solution

    |

  18. Which of the following is dimensionless (a) Boltzmann constant (b) ...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |