Inside Out Library · Explore

Household physics (1919)

Brechner, Claude H., 1887- [from old catalog] · Boston, New York [etc.] Allyn and Bacon · leaf 202

An illustration from Household physics, 1919, leaf 202
watt-hour isregistered on the dial;but this is such a smallunit that it cannot bedetected. One thousandturns make a kilowatt-hour, and this is indi-cated by 1 on the firstdial. The reading of the watt-hr. meter is the same as thegas-meter (refer to gas-meter, § 69). At the bottom of the meter is an… … Figure 194.—A Direct Current Watt-hour Meter with Cover Removed. 192 MOTION-PRODUCING EFFECT OF CURRENT otherwise the coil wouldcoast and register watt-hours which were neverused. Watch your meter athome speed up when lightsare turned on and slowdown when they are turnedoff. It should stop whenall…

Physics

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

More pictures from Household physics

More like this