Ex.5: Caution: The Lamps in this part of the ex are functioning normally 10 V L1 (10V. 20 W). L2 (10V, 0.2 A) a. Find the resistance of lamp (1) b. Find the resistance of lamp (2) c. Compare the currents I1 and I2 present in lamp 1 and lamp 2.

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Ex.5: Caution: The Lamps in this part of the ex are functioning normally
10 V
L1 (10V. 20 Ww)
L2 (10V, 0.2 A)
a. Find the resistance of lamp (1)
b. Find the resistance of lamp (2)
c. Compare the curr
d. Which lamp will have a higher brightness?
e. Find the equivalent resistance Reg of the grouping of (L1) and (L2).
f. Find the value of the main current I.
g. If lamp (2) was switched with another lamp (L’) with indications (0.2 A, 10W). Will it
function normally? If not, will be underpowered or overpowered? *Hint: Calculate the
needed voltage for normal functioning of lamp (L').
Ex.6:
Ii and I2 present in lamp 1 and lamp 2.
I.
Caution: The Lamps in this part of the ex are functioning normally
Lamp one carries the following indications: (6V, 12W)
Lamp two carries the following indications: (3V, 2A)
Pa
L;
B
Fig. 1
a. Calculate the resistance of (L1)
b. Calculate the resistance of (L2)
c. Calculate the equivalent resistance of the combination of the two lamps.
d. Find the value of the main current in the circuit.
e. Which lamp will shine brighter?
Transcribed Image Text:Ex.5: Caution: The Lamps in this part of the ex are functioning normally 10 V L1 (10V. 20 Ww) L2 (10V, 0.2 A) a. Find the resistance of lamp (1) b. Find the resistance of lamp (2) c. Compare the curr d. Which lamp will have a higher brightness? e. Find the equivalent resistance Reg of the grouping of (L1) and (L2). f. Find the value of the main current I. g. If lamp (2) was switched with another lamp (L’) with indications (0.2 A, 10W). Will it function normally? If not, will be underpowered or overpowered? *Hint: Calculate the needed voltage for normal functioning of lamp (L'). Ex.6: Ii and I2 present in lamp 1 and lamp 2. I. Caution: The Lamps in this part of the ex are functioning normally Lamp one carries the following indications: (6V, 12W) Lamp two carries the following indications: (3V, 2A) Pa L; B Fig. 1 a. Calculate the resistance of (L1) b. Calculate the resistance of (L2) c. Calculate the equivalent resistance of the combination of the two lamps. d. Find the value of the main current in the circuit. e. Which lamp will shine brighter?
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