To convert a physical quantity from one system of units to another
The value of a physical quantity can be obtained in some other system, when its value in one system is given using the method of dimensional analysis. Measure of a physical quantity is given by X = nu, u - size of unit, n - numerical value of physical quantity for the ..
The value of a physical quantity can be obtained in some other system, when its value in one system is given using the method of dimensional analysis. Measure of a physical quantity is given by X = nu, u - size of unit, n - numerical value of physical quantity for the ..Need of Measurement and System of Units
Need of Measurement and System of Units - Before all the branches of science were clubbed together under the nomenclature 'Natural philosophy', under which all observations of subjective nature were being carried out and spirit of enquiry was almost non-existent, we were satisfi..
Astronomical unit (AU)
It is used in measuring long distances converted with solar studies in astronomy. 1 Au = 1.496 x 10 1 1 m, the mean distance between the sun and the Ear..
Which one of these is a reasonable unit to measure the width of a clas..
Which one of these is a reasonable unit to measure the width of a classroom? => feet or kilogram or liter or kilometer..
Which one of these is a reasonable unit to measure the weight of a for..
Which one of these is a reasonable unit to measure the weight of a fork? => Kilogram or Millimeter or Gram or Liter..
Which one of these would be the most appropriate unit for measuring th..
Which one of these would be the most appropriate unit for measuring the area of a playground? => square miles or square yards or square meters or square inches..
Which one of these is a reasonable unit to measure the weight of a bag..
Which one of these is a reasonable unit to measure the weight of a bag of mangoes? => liters or kilograms or milliliters or grams..
Derived Units
Derived Units - The units of all physical quantities can be derived from the seven basic units. These units are called derived units because they can be derived from the basic units algebraically by multiplication and division. It is frequ..
Derived Units
The units of all physical quantities can be derived from the seven basic units. These units are called derived units because they can be derived from the basic units algebraically by multiplication and division. It is frequently necessary to h..
Units of mass
The most common unit for mass is expressed in grams (g) or kilogram (kg) (1 kg = 10 3 g). In chemical measurement, IUPAC prescribes that the mass of a gas (m) be expressed in terms of the number of moles (n). The number of moles can be obtained from the mass of the ga..
The most common unit for mass is expressed in grams (g) or kilogram (kg) (1 kg = 10 3 g). In chemical measurement, IUPAC prescribes that the mass of a gas (m) be expressed in terms of the number of moles (n). The number of moles can be obtained from the mass of the ga..See what our Users say :
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