using this applet student lear about unit circle, six trignometric function its value and graph.student also learn about Physics topic like a uniform circulolar motion,simple harmonic motion(SHM),combination of SHM and uniform circular motion,displacement -velocity-acceleration-phase of SHM.Using this applet student learn several Math concept and Physics phenomena ---[br](1)Trignometric function,its value and graph.[br](2)Unit circle[br](3)Uniform Circular motion[br](4)Simple Harmonic motion(SHM) on X -Axis and Y-Axis[br](5)combination between SHM and Uniform circular motion[br](6) Displacement,Velocity , Acceleration and Phase of SHM[br][br](8) AC voltage and AC current