About this document

DC Motor Tutorial Questions and Solutions by Serwan Bamerni is a document available to read on EtoBox.

The document contains 6 tutorial questions about DC motors. Question 1 asks for the speed of a DC motor with a reduced supply voltage from 460V to 200V assuming a 30% decrease in flux. Question 2 gives specifications for a series motor and asks for the back EMF and new speed if current increases to 30A with doubled flux. Question 3 asks for the resistance needed to reduce the speed of a series motor from 800rpm to 600rpm with the same current. Question 4 asks for the speed of a series motor developing full

Author

Serwan Bamerni

Language

EN