Title: Exp3
Course: مختبر فيزياء عامه 2 الشعبة 10 عملي

Q: For the circuit of Fig. 3a the data taken by the

voltmeter V and the ammeter A is plotted in Fig. 3b,

[Image]
the equivalent resistance R_eq in ohms of the two resistor is combination is
- 0.2
- 2
- 3
- 6
A: 0.2

Q: 1-    What is the maximum value in the tolerance range of a resistor with color code red-violet-orange-gold?
- 28.35 kΩ
- 27 kΩ
- 29.7 kΩ
- 32.4 kΩ
A: 28.35 kΩ

Q: What is the minimum  value in the tolerance range of a resistor with color code red-violet-orange-gold?
- 25.65 kΩ
- 27 kΩ
- 29.7 kΩ
- 32.4 kΩ
A: 25.65 kΩ

Q: What is the color code for a 4.7 kΩ resistor with 5% tolerance?
- yellow-violet-red-gold
- green-violet-red-gold
- yellow-violet-orange-gold
- yellow-blue-red-gold
A: yellow-violet-red-gold

Q: What is the resistance of a resistor with color code orange-white-brown?
- 480 Ω
- 390 Ω
- 39Ω
- 380 Ω
A: 390 Ω

Q: The relationship between the voltage and current in ohms experiment are shown in the following figure: the slope represents the resistance equal:

[Image]
- 100 Ω
- 250 Ω
- 500 Ω
- 125 Ω
A: 500 Ω

Q: In the figure shown: If the  voltage  4 Volt and the resistance 200 Ω, the current in Ammeter  equal :

[Image]
- 20 mA
- 10 mA
- 15 mA
- 5 mA
A: 20 mA