Mr. Physics Mentor

  History   The concept of entropy was introduced into the study of thermodynamics by Rudolph Clausius in 1856 to give a quantitative basis ...

 In transverse mechanical waves, such as produced in a stretched string, the vibrations of the particles of the medium are perpendicular to ...

 Each base quantity is considered a dimension denoted by a specific symbol written within square brackets.  It stands for the qualitative na...

  To assess the total uncertainty or error, it is necessary to evaluate the likely uncertainties in all the factors involved in that calcula...

  In measurements made in physics, the terms precision and accuracy are frequently used. They should be distinguished clearly.  The precisio...

  In any measurement, the accurately known digits and first doubtful digit are known as significant figures. we must know the following rule...

  All physical measurements are uncertain or imprecise to some extent.  It is very difficult to eliminate all possible errors or uncertainti...

The eleventh General Conference on Weight and Measures held in Paris in 1960 adopted a world-wide system of measurements called Internationa...

All measure able quantities are known as physical quantities, such as length 🦯, time 🕒, mass, temperature 🌡️ etc. Each physical quantity ...

  Physics is the branch of science in wich we study about matter, energy and their mutual relationship. In physics we study about matter (an...

  Science is the knowledge that gained through observations and experimentations . This knowledge is based on five processes that are, Obser...