Category: STD11
System and surrounding
Define system. What is surrounding? How is the system classified based on the nature of boundary? What is adiabatic wall? Define surrounding. What is open system? What is the difference between closed system and isolated system? Coffee kept in an ideal vacuum flask is _______ system. Neither heat nor mass is transferred in ______ system….
Addition and Subtraction of angles in Trigonometry
Addition and subtraction of angles in trigonometry.
Allied angles formula in trigonometry
Allied angles: 90+/- A, 180 +/- A, 270 +/- A, 360 +/- A Slides
Work and Work Energy Theorem for Variable Forces
Work For constant force For variable force Work Energy Theorem For constant force For variable force