Electrical Technology CAT - Feb 2023

Continuous assessment test in Electrical Technology for the KMTC Certificate in Medical Engineering Technology, Year 2 Semester 1, sat 3 February 2023. Questions cover d.c. motor classification and armature winding types, the commutator, the working principle of a generator, armature reaction, commutation effect, motor losses, speed control techniques, why single-phase motors are not self-starting, repulsion and universal motors, and worked calculations of terminal voltage, back e.m.f. and maximum efficiency.