Worksheet week 11
Emf of each cell = 1.5 V
A1
1
2Ω
5Ω
2.5Ω
4/7 Ω
Determine:
1.1
1.2
1.3
reading on A1
PD across the 4/7 Ω resistor
Current in the 5 Ω resistor
1
2
VT = 3 V ; A1 = 1 A
VT
A1
0.2Ω
2Ω
2Ω
V1
R
V2
A2
Determine:
2.1
V2
2.2
A2
2.3
V1
2
3
A1
0.75Ω
4Ω
2Ω
A2
 13 
 Ω
 60 
Given that: terminal PD across the battery = 6 V; rT = 0.7 Ω
Determine:
3.1
3.2
3.3
3.4
Reading on A1
emfT
PD across the 2Ω resistor, using Kirchhoff’s second law
Reading on A2
3
4
VT
0.8Ω
4Ω
S1
2Ω
V1
1.2Ω
V2
A2
S2
A1
VT = 10 V with S1 closed and 12.4 V with S1 open
Determine:
5.1
5.2
5.3
5.4
5.5
A1 with S2 closed
A1 with S2 open
total internal potential drop
V1 with S2 closed
A2 with S2 closed
4