I. Explain, with the aid of diagrams, the general arrangement of ammeters, voltmeters, and lightning-arresters in an electrical powerstation. 2. Describe the motors in use on the Dublin Tramwaysa#39; cars, and the system of control used for varying the speed of the cars. ... the motor due to friction, aamp;c., are equal to the electrical losses in it, and a current of 100 ampAcres is flowing, calculate its brake horsepower.
|Author||:||Trinity College (Dublin, Ireland)|