202 APPENDICES The Wave theory.—Simple Interference phenomena, Huygens' principle, explanation of straight line propagation. Reflexion and refraction of light, action of mirrors, lenses, etc., reviewed from this standpoint. Simple diffraction phenomena. Gratings and wave length determinations. Spectrum analysis, Doppler's principle. Double refraction and polarization of light, rotatory polarization, simple applications. Electricity.—Wheatstone's bridge. Specific resistance, resis- tance thermometers. Conductivity of electrolytes, ionizatiou migration phenomena ; accumulators, standard cells, potentiome- ters. Thermo-electricity, applicaton of thermo-dynamics, thermoc- trie diagrams. Electro-magnetic Induction, Co-efficients of induction, Induc- tion coils. Energy of circuit carrying current, moving'coil in- struments, Lenz's Law. Determination of current resistance and E. M. F. in absolute measure. Discharge of a condenser, Radio- Aetivity. SYLLABUS IN MATHEMATICS. Algebra.—Exdonential and Logarithmic Series. Inequalities. Simple tests of Convergency of Series (R&tio and Comparison tests). Partial fractions, Summation of series. Continued fractions. Recurring series. Indeterminate equations of the first degree. Theory of Equations and determinants. Relations between the roots and co-efficients of an equation. Easy transformations. Cardans solution of cubic. Development and Elementary pro- perties of determinants and their applications to the solution of Linear Equations. Trigonometry.—De Moivre's Theorem—Expansions of Tri- gonometrical Functions. Hyperbolic and Inverse Functions- Summation of series. Analytical Geometry.—Rectangular and Polar Co-ordinates. Transformation of Co-ordinates. Straight Line, Circle, Parabola Elipse, and Hyperbola. The general equation of the second degree. Tracing of curves given by the general equation of the second degree. Differential Calculus.—Conditions of Differentibility of a function. Differentiation. Successive differentiation Taylor's Theorem for a single variable. Expansions. Indeterminate Forms. Partial differentiation. Maxima and minima of func- tions of a single variable. Tangents, Normals, Asymptotes, cur- vature and Tracing of curves. Integral Calculus.—General methods of integration. Standard forms. Reduction formulae. Rectification of plane curves Quadrature of surfaces and volumes of solids of revolution