 530  83. Only those substances which can be considered as being mixtures have a depressed melting point. 84. The truth of Joule's discovery is to be found in everyday life. 85. It is a logical step to combine some of the electronic instrumentation methods already described with a data processing and computing system. 86. Each corner is understood to be the location of carbon atom. 87. India appears to have been acquainted with iron and steel from an early age. 88. The microscope and orthicon are both selected to operate well into the ultraviolet spectrum, which means that all lenses must be quartz. 89. The silicon photocell may be used in either reverse biased operations, or in unbiased operations. In the former, it acts as a photodiode. In the latter case, its self-generated power is used. 90. This may be taken as being result of overheating. 91. In any event, current theories either empirical, or electronic do not appear to account for this result. 92. The author showed these compounds as having different structure. 93. It is these ions which actually transport the current. 94. Fig. 9. A cytoplasmic vacuole containing viral particles both free and in process of formation at its margin. When examined at sufficient magnification virus on the surface of the cell was seen to be tagged with ferritin. 95. Obviously, the transformer must not only provide a 250-ohm primary tap, it must also have a secondary tap to match the voice-coil impedance — and be rated to pass 20 watts of power. 96. This method, previously mentioned as affording good results, is being widely used. 530 |
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