Welcome to the world of Engineers
Electrical Measuring Instruments Principle of Operation Electrical Measuring Instruments Principle of Operation depends for their action on one of the many physical effects of an electric current or potential and …
Electrical Measuring Instruments Principles of Operation Read More
Automobile Battery Charger Using Full-wave Rectifier The battery charger shown in Figure A is used to recharge run-down lead-acid batteries in automobiles without removing them from their original mountings and …
Automobile Battery Charger Using Full-wave Rectifier Read More
Battery Ratings To determine the battery ratings, following standards have been adopted, both by industry and government organisations to get a fair picture of battery quantity : 1. Ampere-hour Capacity: …
Explain Battery Ratings Read More
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, …
Internal Resistance and Capacity of a Cell Read More
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, …
Primary and Secondary Batteries Read More
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 …
Back E.M.F. Read More
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 …
Inductances in Series and Parallel Read More
Mutual Inductance and its coefficient Mutual Inductance In Article – Statically Induced E.M.F. (Figure given below) we have that any change of current in coil A is always accompanied by …
Mutual Inductance and its coefficient Read More
Production of Induced E.M.F. and Current In the figure given below it is shown an insulated coil whose terminals are connected to a sensitive galvanometer G. It is placed close …
Production of Induced E.M.F. and Current Read More
Relation Between Magnetism and Electricity It is well known that whenever an electric current flows through a conductor, a magnetic field is immediately brought into existence in the space surrounding …
Relation Between Magnetism and Electricity Read More