Sentence Examples


  • The unit of heat assumed in the table is the calorie at 20° C., which is taken as equal to 4.180 joules, as explained in the article Calorimetry.
  • Its Relation To The Calorie At Any Given Temperature, Such As 15° Or 20°, Cannot Be Determined With The Same Degree Of Accuracy As The Ratio Of The Specific Heat At 15° To That At 20°, If The Scale Of Temperature Is Given.
  • Measure is equivalent to 4.177 joules per calorie at 16.5° C., on the scale of Joule's mercury thermometer.
  • The method requires very delicate weighing, as one calorie corresponds to less than two milligrammes of steam condensed; but the successful application of the method to the very difficult problem of measuring the specific heat of a gas at constant volume, shows that these and other difficulties have been very skilfully overcome.
  • There Can Be No Doubt, However, That The Final Result Is The Most Accurate Direct Determination Of The Value Of The Mean Calorie Between O° And Ioo° C. In Mechanical Units.