Assignment1_ele411.docx

FACULTY OF ELECTRICAL ENGINEERING UNIVERSITI TEKNOLOGI MARA, SHAH ALAM ASSIGNMENT 1 ELE 411 CIRCUIT ANALYSIS 1 Question 1 a) State the following Laws: i. Ohm’s Law ii. Kirchhoff’s Voltage Law (KVL) b) Determine the branch current i1 and i2 for the circuit shown in Figure Q1b by using circuit simplification techniques and source transformation. Hence, calculate the power delivered by the 20V voltage source. 10A

4Ω

i1

5Ω

10Ω 2A 20V

5Ω

2A

25V i2

Figure Q1b Question 2 a) Circuit elements are classified into two (passive and active elements). Define the two elements and list down examples for each element.

b) For the circuit shown in Figure Q2b, find the equation resistance looking at x-y terminal.

10Ω

3Ω x

5Ω

20Ω

6Ω

60Ω

8Ω

3A

44Ω

66Ω

30Ω

y

Figure Q2b Question 3 a) For the circuit shown in Figure Q3a, simplify the circuit using source transformation technique and determine the voltage Va across 8Ω resistor. 2A

8Ω

6Ω

Vo

2Ω 1Ω

10V

5Ω

5A 8V 2Ω

20V

Figure Q3a