Title: Exp4
Course: مختبر فيزياء عامه 2 الشعبة 10 عملي

Q: When V_AC vs the current i in the resistor R is plotted as shown in fig. the internal resistance r in unit (ohm) from the graph.

[Image]
- 1.3
- 2.6
- -1.3
- -2.6
A: 1.3

Q: When V_AC vs the current i in the resistor R is plotted as shown in fig. the internal resistance r in unit (ohm) from the graph.

[Image]
- 8
- 4
- -8
- -4
A: 4

Q: When V_AC vs the current i in the resistor R is plotted as shown in fig. the internal resistance r in unit (ohm) from the graph.

[Image]
- 8
- 4
- -8
- -4
A: 8

Q: In the figure, the battery is balanced on 70 cm length of the potentiometer wire but when a resistance of 10 Ω is connected in parallel with the battery then it balances on 60 cm length of the potentiometer wire. The internal resistance of the battery is [Image: f]
- 1.67 ohm
- 1.0 ohm
- 3.33 ohm
- 2 ohm
A: 1.67 ohm

Q: In the figure, the battery is balanced on 40 cm length of the potentiometer wire but when a resistance of 10 Ω is connected in parallel with the battery then it balances on 30 cm length of the potentiometer wire. The internal resistance of the battery is [Image: f]
- 1.67 ohm
- 1.0 ohm
- 3.33 ohm
- 2 ohm
A: 3.33 ohm

Q: In the figure, the battery is balanced on 70 cm length of the potentiometer wire The electromotive force E is

 [Image: f]
- 1.4 Volt
- 0.6 Volt
- 1.2 Volt
- 2 Volt
A: 1.4 Volt