First Year Physics Chapter 1 Online Short Question Test for 1st Year Physics Chapter 1 Measurements Preparation

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  • Introduction

  • Physical quantities

  • International systems of units

  • Base units

  • Supplementary units

  • Derived units, scientific notations

  • Conventions for Indicating Units

  • Errors and Uncertainties

  • Dimensions of Physical Quantities

    • In this way, ilmkidunya educational website also provides the all study related helping material online for the ease of students of all board classes. Students can get guess papers which plays an important role before attempt the paper. They can also fine past papers, roll no slips, date sheets, results of all papers and all classes

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    FSC Part 1 Physics Preparation
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    Online Short Questions For Chapter 1 "FSC Part 1 Physics Chapter 1 Short Questions Preparation "

    Try The Short Questions For FSC Part 1 Physics Chapter 1 Short Questions Preparation

    • Total Questions10

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    Physics - FSC Part 1 Physics Chapter 1 Short Questions Preparation

    Question # 1

    Explain dimension of physics quantities ?

    • Ans 1: The power to which the fundamental units of first system must be raised to give the unit of a physics quantities are called dimensions of that quantity
      Explanation:The dimension represents the nature of a physics quantity. It tells us that how a quantities is related to the base units .It is represented by capital letters in a square brackets For example
      1. Dimension of mass length time are respectively written as [M] , [L]
      Use of dimensions.
      1. The dimension are used for checking the correctness of an equation or formula
      2. The dimension are used for deriving of certain formula for a physics quantity.
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    Prepare Complete Set Wise Questions For Chapter 1 "FSC Part 1 Physics Chapter 1 Short Questions Preparation "

    FSC Part 1 Physics Chapter 1 Short Questions Preparation - Set 1

    Question # 1

    Explain dimension of physics quantities ?

    • Ans 1: The power to which the fundamental units of first system must be raised to give the unit of a physics quantities are called dimensions of that quantity
      Explanation:The dimension represents the nature of a physics quantity. It tells us that how a quantities is related to the base units .It is represented by capital letters in a square brackets For example
      1. Dimension of mass length time are respectively written as [M] , [L]
      Use of dimensions.
      1. The dimension are used for checking the correctness of an equation or formula
      2. The dimension are used for deriving of certain formula for a physics quantity.
    Submit

    FSC Part 1 Physics Chapter 1 Short Questions Preparation - Set 2

    Question # 1

    Define anhydrobiosis with an example

    • Ans 1: The ability to tolerate dehydration this process is called anhydrobiosis for example kangaroo rat a desert animal can tolerate dehydration without drinking water by feeding desert plants containing more carbohydrates which produce water of metabolism
    Submit

    FSC Part 1 Physics Chapter 1 Short Questions Preparation - Set 3

    Question # 1

    Define the term light.

    • Ans 1: Light is the form of energy. Light is electromagnetic radiation that can be detected by the human eye. Light is a general term that is commonly used to refer to the visible spectrum.Visible menas something that can be seen using the eye, as opposed to invisible" things that cannot be seen
    Submit

    FSC Part 1 Physics Chapter 1 Short Questions Preparation - Set 4

    Question # 1

    Differentiate between the following? (a) Light year and year

    • Ans 1:
      1. Light Year:Light year is the unit of distance. It is defined as, " the distance travelled by light in vacuum in one year."
      2. Year:Year is the unit of time. It is defined as the time interval in which the earth completes one revolution around the sun"
      1 Year = 365.25 days
      and
      1 year = 365.25*24*3600 sec
      1 year = 31557600 sec
    Submit

    FSC Part 1 Physics Chapter 1 Short Questions Preparation - Set 5

    Question # 1

    Define international system of units.

    • Ans 1: The international system of units is a scientific method of expressing the magnitudes of quantities of important natural phenomana. There are seven base units in the system, from which other units are derived. This system was formarly called the meter-kilogram second (MKS) system.
    Submit

    FSC Part 1 Physics Chapter 1 Short Questions Preparation - Set 6

    Question # 1

    What are two principal characteristics of an ideal standard?

    • Ans 1: An ideal standard has two principal characteristics.
      1. It is accessible.
      2. It is invariable.
    Submit

    FSC Part 1 Physics Chapter 1 Short Questions Preparation - Set 7

    Question # 1

    Define prefixes and write two examples.

    • Ans 1: Prefixes: Prefixes are the words or letters added before a unit and stand for the multiples or sub-multiples of that unit
    • Ans 2: Examples: Kilo (k) mega (m), micro (m), milli (m) etc.
    Submit

    FSC Part 1 Physics Chapter 1 Short Questions Preparation - Set 8

    Question # 1

    Why a screw gauge measures more accurately than a vernier cllipers

    • Ans 1: Because least count of screw guage is 0.01mm and divide 1mm into 10 equal parts. But least count of vernier calipers is 0.1mm and 1mm. divide into 10 equal parts.
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    FSC Part 1 Physics Chapter 1 Short Questions Preparation - Set 9

    Question # 1

    Add the mass given in kg up to appropriate precision: 2.189,0.089,11.8 and 5.32.

    • Ans 1: As m= 2.189+0.089 +11.8+5.32+19.398 kg
      By appropriate precision m= 19.4kg
    Submit

    FSC Part 1 Physics Chapter 1 Short Questions Preparation - Set 10

    Question # 1

    How many meters are there in one light year?

    • Ans 1: Since S= vt
      S =ct
      S = (3 x 108ms-1)(365x24x60x60 s)
      S= 9.46x 1015m
    Submit

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    11th Class Physics Chapter 1 Preparation

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