Revision
SIF1005
SET 1
Answer ALL questions.
Question 1:
(a) Use the mesh-current method to determine the current in each mesh of the given circuit.
(b) What is the current through the 2 Ω resistor?
Answer:
(a) i1 = 2 A, i2 = −4 A, i3 = −16 A
(b) 6 A
Question 2:
(a) Use the mesh-current method to determine the current, ia in the given circuit.
(b) Calculate v.
Answer:
(a) ia = 15 A
(b) vφ = 25 V
Question 3:
Refer to the circuit diagram below.
(a) Write the constraint equation
(b) Use the mesh-current method to determine the current in each mesh of the given circuit.
(c) Calculate i∆
Answer:
(a) based on mesh current flow setup
(b) i1 = 110 A; i2 = 52 A; i3 = 60 A
(c) -8 A