Wind is the movement of air from an area of high pressure to an area of low pressure. In fact, wind exists because the sun unevenly heats the surface of the Earth. As hot air rises, cooler air moves ...
PROF. F. W. GROVER, makes an authoritative selection among the numerous formulæ which have been suggested for the calculation of mutual and self inductances. He does not attempt proofs of the formulæ, ...
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