A Text-book of Physics: For Use in Secondary Schools

acceleration amperes angle axis ball body boiling point bottom brass buoyancy called cathode cause cell centimeter charge circuit coil column concave lens condenser conductor convex lens copper crown glass cubic cubic centimeter density diameter difference direction disk distance dynamo dynes earth electricity electromotive force electroscope energy equal equilibrium Experiment feet force of gravity frequency galvanometer gases glass gram heat Hence inches increase induced iron length lens lever lines of force liquid machine magnet mass mechanical advantage mercury metal meter mirror molecules motion move needle object ohms parallel pendulum piston placed plate poles position poundals pounds pressure principle produce pulley pump rays reflected refracted resistance resultant rosin rotation shown in Fig side solenoid solid sound waves specific gravity square steam substances sulphuric acid surface temperature tion tube unit vapor velocity vessel vibration volume weight wire zinc