MarksDEPARTMENT OF MECHANICAL ENGINEERING

COURSE WORK ASSESSMENT (Session: JUNE 2012)

Name : _______________________________________________ Registration No. : ______________________

Code & Course : JJ102 – ELECTRICAL TECHNOLOGY _____________ Programme : DKM 1A / DKM 1B _______

Lecturer : MOHD ARIF BIN DOLLAH & RAMA RAO S/O LANCHANNA Week (Date) : W9 (10/09 – 14/09/ 2012_

End of Chapter(s) No : 1 / 2 [ CLO: CLO 2 ] Duration : 1 week_____________

Instruction(s): Form a group of 2 students. Answer all questions.

QUESTION:

1. State THREE (3) application of the three phase system (6 marks)

2. Explain THREE (3) differences between single phase system and three phase system (6 marks)

3. State THREE (3) advantages of using three phase system comparing to the single phase system (6 marks)

4. Explain the term of balance load in three phase system (2 marks)

5. Sketch and label the STAR and DELTA connection in three phase system (10 marks)

6. Draw the three phase system waveform. (10 marks)

Prepared by: Verified by:

(RAMA RAO LACHANNA) ( )Date: 3/9/2012 Date: