Essentials of physicsW.B. Saunders, 1896 - 319 pages |
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Page 140
... luminous bodies ? Luminous bodies are those which emit light . Illuminated bodies are those which receive light from luminous ones . A body rendered capable of emitting light by being heated is called incandescent . Our ordinary lights ...
... luminous bodies ? Luminous bodies are those which emit light . Illuminated bodies are those which receive light from luminous ones . A body rendered capable of emitting light by being heated is called incandescent . Our ordinary lights ...
Page 162
... luminous object is between the principal focus and the lens , and it is on the same side of the lens as the luminous body . The emergent rays diverge and cannot produce a real focus , but their prolongations will intersect on the axis ...
... luminous object is between the principal focus and the lens , and it is on the same side of the lens as the luminous body . The emergent rays diverge and cannot produce a real focus , but their prolongations will intersect on the axis ...
Page 172
... luminous bodies is seldom quite pure ; i . e . it will contain more than one color . A homogeneous light is monochro ... luminous effects ; It has heating effects ; It has chemical effects . Luminous . - The greatest intensity of light ...
... luminous bodies is seldom quite pure ; i . e . it will contain more than one color . A homogeneous light is monochro ... luminous effects ; It has heating effects ; It has chemical effects . Luminous . - The greatest intensity of light ...
Contents
BOOK I | 17 |
The Attractions of Matter | 26 |
Matter Force and Motion | 33 |
37 other sections not shown
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acid ampères angle aperture armature attraction axis barometer battery body called camera carbon cell chemical ciliary muscle circuit coil collodion colors concave condensing conductor connected containing convex convex lens cornea crystalline lens Describe direction disk dynamo electricity electro-magnet electrolysis eye-piece film focus force galvanometer gases gelatin glass gun-cotton H₂SO heat heliostat hydrometer induced currents induction instrument intensity iron Jefferson Medical College Leclanché cell lens lenses Leyden jar light liquid luminous machine magnet magnified Medical metal microscope mirror molecules motion needle negative object optic paper paper negatives parallel passes Philadelphia picture placed platinum polarized pole presbyopia pressure principle prints prism produced quantity rays reflected refraction resistance retina silver solid sound spectrum Spherical aberration substances surface Surgery telescope temperature Text-Book thermometer tion transmitted tube vapor velocity vessel vibrations vitreous humor voltaic volume weight wire