Physics End Of Year Exam Formulas formulas for 3eme exam in physics 3.0 / 5 based on 2 ratings ? PhysicsEquations and FormulaeGCSEAQA Created by: Alex HineCreated on: 26-05-10 19:05 Physics End Of Year Exam Formulas 1 Chapter 1 1L=1dm cube Density=mass/volume 1kg=10N Hooke's Law F is the stretching force e is the extension K is the force constant F= K x e Moments And Forces (moment of a force)Nm=(force)N x (perpendicular distance of the line of action of the force from the fulcrom)m LAW OF MOMENTS: clockwise moment=anti-clockwise moment Mechanical Advantage (MA)= load/effort Velocity Ratio (VR)= distance moved by effort/ distance moved by load Pressure The unit of Pressure is Pa Pressure(Pa)= Force(N) or Weight(N)/Area 1 of 2 Physics End Of Year Exam 2 Energy Work(J)=Force x Distance moved Power(W)= Work/Time taken Kinetic Energy or KE(J)= 0.5 x Mass x Volume squared Gravitational Potential Energy(J)= Mass x Gravity(N/kg) x change in height(m) Elastic Energy(J)= Average Force x Distance x Gravity On Earth Temperature Absolute Zero= Coldest Possible Temperature= -273 degrees C or 0 K in kelvin scale Expansion= Linear Expansivity x Original Length x Temperature Rise Specific Heat Capacity(J/kg x degree C)= Heat Required To Produce 1 degree C Rise In 1kg Heat Received Or Given Out= Mass x Temperature= m(kg) x T(degree C) x c(Specific Heat Capacity) 2 of 2
Comments
Report
Report