Figure 3 show the arrangement of three resistors. The switch M is initially opened. Calculate I1, I2 and I3. The switch M is now closed. Compute the new current for I1, I2 and I3. A light bulb has been introduced to replace E3. Describe any changes that can be observed in the circuit.

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Figure 3 show the arrangement of three resistors. The switch M is initially opened.
Calculate I1, I2 and I3.
The switch M is now closed. Compute the new current for I1, Iz and I3.
A light bulb has been introduced to replace E3. Describe any changes that can be observed in the
circuit.
30
R1
R2
I
E3
12 V, 12
M
E1 20V, 22
10 V, 32 E2
R3
d
Transcribed Image Text:Figure 3 show the arrangement of three resistors. The switch M is initially opened. Calculate I1, I2 and I3. The switch M is now closed. Compute the new current for I1, Iz and I3. A light bulb has been introduced to replace E3. Describe any changes that can be observed in the circuit. 30 R1 R2 I E3 12 V, 12 M E1 20V, 22 10 V, 32 E2 R3 d
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