I. The Object to be Attained. SOME time ago the authors considered the possibility of constructing an apparatus for the determination of the mechanical equivalent of heat which could be placed in the hands of junior students, and which would enable a... Philosophical Magazine - Page 1441895Full view - About this book
 | English periodicals - 1895 - 614 pages
...troublesome corrections. For such a purpose the electrical method was naturally adopted ; for nosv that the commercial values of the electrical units...one-third of a penny, at fid. per Board of Trade Unit. Hence there is not the practical objection to the electrical method that was so formidable when currents... | |
 | Institute of Physics and the Physical Society - Physics - 1895 - 768 pages
...meteoric phenomena in the laboratory. XXVIII. Students' Simple Apparatus for Determining the Mechamcal Equivalent of Heat. By Prof. WE AYRTON and HC HAYCRAFT*....horse-power for ten minutes is only one-third of a penny, at &d. per Board of Trade Unit. Heuce there is not the practical objection to the electrical method that... | |
 | M. Norton Wise - History - 1997 - 392 pages
..."now the commercial values of the electrical units are known with considerable accuracy in the C.Ci.S. system, it is possible to measure energy in footpounds by means of a good commercial ammeter |and| voltmeter with greater ease and certainty than by any mechanical dynamometer." With an ordinary... | |
 | English periodicals - 1895 - 668 pages
...XV. Students' Simple Apparatus for Determining tJie Mechanical Emivalent of Heat, By Prof. WE ATKTON and HC HAYCRAFT*. I. The Object to be Attained. SOME...horse-power for ten minutes is only one-third of a penny, at 6d. per Board of Trade Unit. Hence there is not the practical objection to the electrical method that... | |
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