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Electrical Characteristics of the Lead-acid Cell The three important Electrical Characteristics of the Lead-acid Cell, of interests to an engineer, are (1) voltage (2) capacity and (3) efficiency. 1. Voltage …
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Efficiencies of the Cell The efficiencies of a cell can be considered in two ways : 1. The quantity or ampere-hour (Ah) efficiency 2. The energy or watt-hour (Wh) efficiency …
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Internal Resistance of Cell The secondary cell possesses internal resistance due to which some voltage is lost in the form of potential drop across it when current is flowing. Hence, …
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Plates of Lead Acid Battery Formation of Plates of Lead-acid Cells There are, in general, two methods of producing the active materials of the cells and attaching them to lead …
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Lead Acid Battery Construction and Working Principle What is Lead Acid Battery? Definition: The battery which uses sponge lead and lead peroxide for the conversion of the chemical energy into …
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Primary and Secondary Batteries An electric battery consists of a number of electrochemical cells, connected either in series or parallel. A cell, which is the basic unit of a battery, …
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Back E.M.F. What is Back E.M.F.? The tendency produces an e.m.f. that is in opposition to the applied voltage which is consequently reduced. The opposing e.m.f. which is produced in …
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Rise of current in Inductive Circuit Rise of current in Inductive Circuit In the figure given below, it is shown a resistance of R in series with a coil of …
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Magnetic Hysteresis and Area of Hysteresis Loop Magnetic Hysteresis Magnetic Hysteresis may be defined as the lagging of magnetisation or induction flux density (B) behind the magnetising force (H). Alternatively, …
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Inductances in Series and Parallel Inductances in Series (i) Let the two coils be so joined in series that their fluxes (or m.m.fs) are additive i.e., in the same direction …
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