Q10. Describe, with the aid of a block diagram, the operation of a load sensing electronic governor controller for an a.c. generator. (10)
Q10. (a) State the consequences of using direct online starters for comparatively large-sized a.c. induction motors. (2)
(b) Describe, with the aid of a sketch, an electronic soft starting system that may be used for large-sized a.c. induction motors. (8)
11. With reference to lithium-ion batteries:
(a) explain why this type of battery has been adopted for shipboard use; (4)
(b) state ONE advantage and ONE disadvantage of lithium-ion batteries; (2)
(c) define EACH of the following:
(i) cell drift; (2) (ii) thermal runaway. (2)
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