Exam Question
(a) Compare Direct current with Alternating current. (6)
(b) With respect to alternating voltage wave form, explain the following terms: Time period, Frequency, Cycle, Peak Value, Peak to peak value. (10)
Class 4 (4th Engineer)
MET
📅 Oct 2023
Reference Answer
### (a) Comparison of Direct Current (DC) and Alternating Current (AC)
A detailed comparison between Direct Current (DC) and Alternating Current (AC) is presented below, focusing on key operational and physical characteristics relevant to marine electrical systems.
| Characteristic | Direct Current (DC) | Alternating Current (AC) |
|-----------------------|----------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------|
A detailed comparison between Direct Current (DC) and Alternating Current (AC) is presented below, focusing on key operational and physical characteristics relevant to marine electrical systems.
| Characteristic | Direct Current (DC) | Alternating Current (AC) |
|-----------------------|----------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------|
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