Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 244
ctifier be inproper condition the ammeter will read zero. And if it be not rectif ying and permitting A.Ccurrent to flow through the rectifier, the ammeter will read negative or to the left of the zero.An old solution that is beating and not rectifying properly will turn a reddish browr. 1,502 HA… … flG. 2.0S7.—The Fleming oscillation valve. It depends for its action on the w« -Edison effect in glow lamps. The valve consists of a carbon filament glow lamp with asimple central horseshoe filament. Around this filament inside the exhausted bulb isfixed a small cylinder of nickel, which is…
Electrical engineering
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