Home
Class 11
PHYSICS
If A=2.331cm and C=2.1cm, then A+C=……..c...

If `A=2.331cm` and `C=2.1cm`, then `A+C=……..cm`.

A

4.4

B

4

C

4.43

D

4.431

Text Solution

Verified by Experts

The correct Answer is:
A
`2.331`
`2.1`
`4.431 rArr 4.43" Rounding off"`
Promotional Banner

Topper's Solved these Questions

  • NATURE OF PHYSICAL WORLD AND MEASUREMENT

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT QUESTIONS & ANSWERS (II. Very Short Answer Questions.)|128 Videos

  • NATURE OF PHYSICAL WORLD AND MEASUREMENT

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT QUESTIONS & ANSWERS (III. Short Answer Questions.)|24 Videos

  • NATURE OF PHYSICAL WORLD AND MEASUREMENT

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT QUESTIONS & ANSWERS (VI. Conceptual Questions.)|20 Videos

  • MOTION OF SYSTEM OF PARTICLES AND BODIES

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT QUESTIONS & ANSWER (NUMERICAL PROBLEMS)|60 Videos

  • OSCILLATIONS

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT QUESTIONS & ANSWERS ( CONCEPTUAL QUESTIONS.)|24 Videos

Similar Questions

Explore conceptually related problems

If triangleABC, DE||BC, AB=3.6m, AC=2.4cm and AD=2.1cm then the length of AE=

If in Delta ABC , DE|| BC . AB=3.6 cm, AC=2.4 cm and AD=2.1 cm then the length of AE is

If Delta ABC ~ Delta DEF such that area of Delta ABC " is " 9 cm^(2) and the area of Delta DEF " is " 16 cm^(2) and BC=2.1 cm. Find the length of EF.

Check whether AD is bisector of angle A of triangle ABC in each of the following . (i) AB = 4cm, AC = 6cm, BD = 1.6 cm , and CD = 2.4 cm (ii) AB = 6cm , AC =8cm , BD = 1.5 cm and CD = 3 cm

In DeltaABC,AB=3 "cm" , BC=2"cm" and AC=2.5"cm " DeltaDEF~DeltaABC, EF=4"cm". What is the perimeter of DeltaDEF ?

In Delta ABC , D and E are points on the sides AB and AC respectively. For each of the following cases show that DE||BC (i) AB=12 cm , AD=8 cm, AE=12 cm and AC=18 cm. (ii) AB=5.6 cm, AD=1.4 cm, AC=7.2 cm and AE=1.8 cm.

PREMIERS PUBLISHERS-NATURE OF PHYSICAL WORLD AND MEASUREMENT-OTHER IMPORTANT QUESTIONS & ANSWERS (I. Multiple Choice Questions.)
  1. If the error in the measurement of radius of a sphere is 3% then the e...

    Text Solution

    |

  2. The diameter of the steel ball is measured using a vernier caliper whi...

    Text Solution

    |

  3. If A=2.331cm and C=2.1cm, then A+C=……..cm.

    Text Solution

    |

  4. Match the following units given in the column I with dimesnions in the...

    Text Solution

    |

  5. The least count of stop watch is 0.5s. The time of 40 oscillation of t...

    Text Solution

    |

  6. Assertion : SI system of units is a coherent system of units. Reason...

    Text Solution

    |

  7. The sum of the numbers 436.32, 227.2 and 0.301 in appropriate signific...

    Text Solution

    |

  8. Gross error can be eliminated by :

    Text Solution

    |

  9. A box is pulled with a force of 25 N to produce a displacement of 15 m...

    Text Solution

    |

  10. High precision instruments are used to eliminate …………….. Error.

    Text Solution

    |

  11. Assertion : The length of a cylinder is 23.8 cm. In this measurement t...

    Text Solution

    |

  12. Round off to the number 12.653 upto 3 digits:

    Text Solution

    |

  13. If f=x^(2), then the relative error in f is :

    Text Solution

    |

  14. The length and breadth of a rectangle are 6.01 m and 12 m. Taking the ...

    Text Solution

    |

  15. Which of the following digits are significant?

    Text Solution

    |

  16. Column I gives three physical quantities. Select the appropriate units...

    Text Solution

    |

  17. The dimensional formula for relative density is :

    Text Solution

    |

  18. The dimensions of Hubble's constant are :

    Text Solution

    |

  19. The dimensional formula of Planck's constand h is

    Text Solution

    |

  20. Match the physical quantities given in column I with dimensions given ...

    Text Solution

    |