Practical Exercises in Heat: Being a Laboratory Course for Schools of Science and Colleges

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Macmillan and Company, Limited, 1902 - 187 páginas

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Página 166 - The logarithm of the quotient of two numbers is equal to the logarithm of the dividend minus the logarithm of the divisor.
Página 37 - Boyle's law states that at constant temperature the volume of a gas varies inversely as the pressure. Charles' law is similar but for constant pressure; the volume of a gas varies directly as the absolute temperature.
Página 166 - If the given number is greater than 1, make the characteristic of its logarithm one less than the number of figures to the left of the decimal point in the number.
Página 50 - Heat is the amount of heat in calories required to raise the temperature of one gram of the given material one degree Centigrade.
Página 166 - ... the number is less than 1, the characteristic is negative, and is one more than the number of zeros between the decimal point and the first significant figure.
Página 109 - Humidity.—-The fractional saturation, relative humidity, or humidity simply, is the ratio of the mass of vapour actually present in a given volume of the atmosphere to that needed in the same volume for saturation at the atmospheric temperature, T° C.
Página 167 - The logarithm of any power, integral or fractional, of a number is equal to the product of the logarithm of the number by the index of the power. For let m = a"; therefore m' = (a")

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