Laboratory Experiments with Direct-Currents

Laboratory Experiments with Direct-Currents

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1917 edition. Excerpt: ...indication of the voltmeter, simultaneously. While the bread is being properly toasted, note and record wattmeter indications every 15 seconds. Toast both sides of each slice, and ascertain the correct time necessary to complete the process. Compute the cost of the operation as outlined in (a). (f) Adjust the variable resistance so that the pressure applied to the toaster is 10% below its rated pressure and repeat as directed under (e). (g) Adjust the variable resistance so that the pressure applied to the toaster is 10% above its rated pressure and proceed as outlined under (e). (h) So adjust the variable resistance that the pressure applied to the toaster is 20% above its rated pressure, and proceed as outlined under (e). DATA SHEET FOR BREAD TOASTER EXPERIMENT. RATED PRESSURE. Date Party No Room temperature C F Experimenters 1 References ." 2 3 Cost of power cents per K. W. H. Cost per slice cents DATA SHEET FOR BREAD TOASTER EXPERIMENT. RATED PRESSURE. Date Party No Room temperature C F Experimenters I References 2 3 Cost of power cents per K. W. H. Cost per slice cents DATA SHEET FOR BREAD TOASTER EXPERIMENT; 10 per cent above rated pressure. DATA SHEET FOR BREAD TOASTER EXPERIMENT; 10 per cent above rated pressure. DATA SHEET FOR BREAD TOASTER EXPERIMENT; 10 per cent below rated pressure DATA SHEET FOR BREAD TOASTER EXPERIMENT; 10 per cent below rated pressure Date Party No Room temperature C F Experimenters 1 References 2 3 Record average watts fos each minute. Cost of energy cents per K. W. H. Date' Party No Room temperature.... C F Experimenters 1 References 2 3 Record average watts for each minute. Cost of energy cents per K. W. H. Date Party No. Room temperature..: C F. Experimenters 1 References 2 Date Party No. Room...show more

Product details

  • Paperback | 36 pages
  • 189 x 246 x 2mm | 82g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236899121
  • 9781236899125