MAR 315 covers 8 topics. StudyPath paces them into daily study sessions that finish before your exam date, with practice questions and worked answers for each one.
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The topics this course covers, in teaching order.
One topic, as StudyPath teaches it.
DC motor performance focuses on how torque, speed, power, and efficiency vary with armature voltage, armature current, and field excitation. Understanding the relationships between back‑EMF, armature resistance, and load torque is essential for predicting motor behaviour and for answering exam questions on speed regulation, efficiency, and power output.