Sidebilder
PDF
ePub

HYDROSTATICS,

30—43

Relative density of water at various temperatures, §

33. Absolute density of water, § 34. Formulæ for ex-

pansion of water, $ 35. Table of densities of solids and

liquids, S 36. Volume by weighing in water, § 37.

Examples in hydrostatics, p. 33.

Barometric pressure ;

C.G.S. unit of pressure ; standard atmosphere adopted in

this volume, S 38. Examples on barometric pressure, p.

35. Density of dry air, with example, S 39. Absolute

densities of gases, $ 40. Pressure-height at a point in the
air (height of homogeneous atmosphere) SS 41, 42. Exam-
ples on pressure-height, p. 39. Variation of density with
height in the atmosphere, § 43. Examples on height at
which density is halved, p. 41.

Pressure of aqueous
vapour, S 44. Pressures of various vapours, $ 45. Super-
ficial tensions of liquids, $ 46. Correction of barometer
for capillarity, S 46 A.

STRAIN, STRESS, AND RESILIENCE,

44-56

Strain, SS 47-49. Stress, SS 50, 51. Coefficients of

resilience, $ 52. Resilience of volume; Young's modulus;
simple rigidity, S 53. Shear, SS 54-58. Shearing stress,
SS 59-60. Resistance to shearing, 61. Resilience of
volume of liquids, SS 62, 63. Resilience of solids, SS
64-69.

PAGES

MAGNETISM,

120-127

Magnetic units and their dimensions, $3 146-150.

Examples, pp. 122-125. Gauss's pound magnet, p. 122.

Maximum of permanent magnetism, p. 123. Maximum
magnetization of iron, nickel, and cobalt, p. 123. Moment
and magnetization of earth, p. 124. Different units em-
ployed by Gauss, p. 125. Distribution of magnetic potential
and force over surface of earth, $ 151. Magnetic ele-
ments at Greenwich, $S 152, 152*. Magneto-optic rota-
tions, $ 153

PAGES

light, $ 169. Dimensions in terms of density, length, and

time, $ 170.

Specific inductive capacity, § 171. Of gases, 172.

Ohm, theoretical and practical, $ 173. Volt, Weber, and
Farad, § 174. Earth-quadrant per second, $ 175.

Length of spark for various differences of potential,
$$ 176, 177

Resistance, and specific resistance, ş 178. Tables of
specific resistance, $$ 179, 180, Resistance of insulators,
S 181. Resistance of water and ice at various tempera-
tures, $ 182,

Electro-motive forces of various cells, $ 183. Electro-

motive forces of contact, § 184. Thermoelectric force,

with examples, $ 185, 186. Electro-chemical equivalents,

§ 187. Computation of electromotive force from heat

of combination, 188. Examples on electricity, $ 189,

pp. 155-158. Capacity of earth, p. 156. Electromotive

force due to revolving coil, p. 158. Problem on selection of

fundamental units, $ 190.

Electrodynamics. Ampère's formula, with example,

§ 191.

[merged small][ocr errors][merged small]
« ForrigeFortsett »