Chapter L

Large wheels, advantages of, 93
Law of falling bodies, 238
friction in pulleys, 91
lever of first order, 122
pressure, 37
Laws of friction, 73, 81, 82
Lead, specific gravity of, 56
Leaning tower of Pisa, 233
Level, 56
Lever, 119
and friction, 123
applications of, 123
arm, Willis apparatus, 352
laws of, 130
of first order, 119
law of, 122
of second order, 124
of third order, 128
weight of, 121
Lifting crane, 29
Line and plummet, 56
Load, breaking, 177
Locomotive engine, 83