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Revision Exercises Physics I FIS2061 In the circuit diagram below, one battery has an e.m.t. of...
1)A battery having an e.m.f. of 105 V and an internal resistance of 1 Ω is...
1)A battery having an e.m.f. of 105 V and an internal resistance of 1 Ω is connected in parallel with a d.c. generator of e.m.f. 110 V and internal resistance of 0.5 Ω to supply a load having a resistance of 8 Ω. Calculate: (a) the currents in the battery, the generator and the load; (b) the potential difference across the load. 1)b.Two batteries are connected in parallel. The e.m.f. and internal resistance of one battery are 120 V and...
PHYSICS II: 4) For the circuit shown below, find: a) the equivalent resistance; b) the current through the battery;...
PHYSICS II:
4) For the circuit shown below, find: a) the equivalent resistance; b) the current through the battery; c) the potential difference across the 10 ohm resistor. 9 p /A we 100C 5) Two resistors with resistances of 12.0 2 and 6.0 are connected in parallel. An 8.0-12 resistor is then connected in series with this parallel combination. An ideal 12.0-V battery is then connected across the series- parallel combination. A) Draw a diagram of this circuit. B) Find...
10. In the circuit below, the battery has an emf, ε, of 1.5 V and an...
10. In the circuit below, the battery has an emf, ε, of 1.5 V and an internal resistance, r, of 3.0 12. The resistance of R1 is 5.0 12, the resistance of R2 is 8.0 N and the resistance of R3 is 6.0 12. R2 w Ri R3 winti a) What is the voltage drop across R1? b) What is the terminal voltage of the battery? c) If another resistor is added to the circuit, parallel to R2, will the...
The circuit diagram below shows two emf sources and a bulb connected in parallel. Also connected...
The circuit diagram below shows two emf sources and a bulb
connected in parallel. Also connected in the circuit is a resistor
with resistance R = 0.2Ω . The resistance of the bulb is Rb = 0.5Ω , and each of the sources has internal resistance: r1 = 0.025Ω
and r2 = 0.02Ω .If E1 = 13.0 V and E2 = 5.0 V , calculate the current I1 flowing
in emf source E1.
Now let’s apply Kirchhoff’s rules to a simple battery circuit. The circuit, shown in (Figure 1),...
Now let’s apply Kirchhoff’s rules to a simple battery circuit.
The circuit, shown in (Figure 1), is used to start a car that has a
weak (i.e., nearly discharged) battery (Figure 2). It includes two
batteries, each with an emf and an internal resistance, and two
resistors. Find the current in the circuit and the potential
difference Vab. In this example, if the emf of the 4 V battery is
increased to 16 V and the rest of the circuit...
2. The circuit diagram shown in Figure 2 shows two emf sources (batteries) connected together through...
2. The circuit diagram shown in Figure 2 shows two emf sources (batteries) connected together through a conductor with resistance R- 0.2 S2 in order to form a battery pack. The batery pack, is then connected to a light bulb having a resistance of Rb-55 ?. The sour internal resistance ri 0.025 ? and r2-0.020 ? as shown in Figure to the right. a. [5 marks! If ?? = 13.0 V and ?,-1 1.5 V, calculate the current 12 ri...
V(V) A circuit with only one battery, but multiple resistors, has a current of 2.0 A...
V(V) A circuit with only one battery, but multiple resistors, has a current of 2.0 A flowing through it. The figure at right shows the potential as a function of position in the circuit, going in a clockwise direction, starting from the lower-left corner. a) (4 pts.) Draw a circuit diagram that is consistent with this graph. Position b) (1 pts.) How much power is dissipated by the battery?
19. The internal resistance of a battery that has a no-load output voltage of 40 v...
19. The internal resistance of a battery that has a no-load output voltage of 40 v and supplies a current of 1.2 A to a load of 30? is A) 3 2 B) 3.33 C) 49 E) None of the above D) 33 9 20. "The algebraic sum of the currents entering and leaving a node is zero" is a statement of A) Ohm's Law B) KVL D) Maximum Power Transfer E) Faraday's Law C) KCL 21. To minimize the...
Question 1 1 pts Consider the circuit below in which the battery has a 15 Vemf....
Question 1 1 pts Consider the circuit below in which the battery has a 15 Vemf. 12 w 75 KG EL 92k What is the current in Athrough the 75 k resistor? Question 2 1 pts What is the current in Athrough the 92 k2 resistor? Question 3 1 pts What is the current in Athrough the 12 kg resistor? Question 4 1 pts What power is delivered by the battery in mW?
R1 R3 R2 R4 W The circuit in the diagram contains one battery and four resistors,...
R1 R3 R2 R4 W The circuit in the diagram contains one battery and four resistors, labeled 1 through 4. ?Which of the following is true about the way that the circuit elements are arranged Resistors 1 and 2 are in parallel while resistors 3 and 4 are in series Resistors 1 and 4 are in parallel while resistors 2 and 3 are in series Resistors 1 and 4 are in series, while resistors 2 and 3 are in parallel...
PHYSICS II:
4) For the circuit shown below, find: a) the equivalent resistance; b) the current through the battery; c) the potential difference across the 10 ohm resistor. 9 p /A we 100C 5) Two resistors with resistances of 12.0 2 and 6.0 are connected in parallel. An 8.0-12 resistor is then connected in series with this parallel combination. An ideal 12.0-V battery is then connected across the series- parallel combination. A) Draw a diagram of this circuit. B) Find...
10. In the circuit below, the battery has an emf, ε, of 1.5 V and an internal resistance, r, of 3.0 12. The resistance of R1 is 5.0 12, the resistance of R2 is 8.0 N and the resistance of R3 is 6.0 12. R2 w Ri R3 winti a) What is the voltage drop across R1? b) What is the terminal voltage of the battery? c) If another resistor is added to the circuit, parallel to R2, will the...
The circuit diagram below shows two emf sources and a bulb
connected in parallel. Also connected in the circuit is a resistor
with resistance R = 0.2Ω . The resistance of the bulb is Rb = 0.5Ω , and each of the sources has internal resistance: r1 = 0.025Ω
and r2 = 0.02Ω .If E1 = 13.0 V and E2 = 5.0 V , calculate the current I1 flowing
in emf source E1.
Now let’s apply Kirchhoff’s rules to a simple battery circuit.
The circuit, shown in (Figure 1), is used to start a car that has a
weak (i.e., nearly discharged) battery (Figure 2). It includes two
batteries, each with an emf and an internal resistance, and two
resistors. Find the current in the circuit and the potential
difference Vab. In this example, if the emf of the 4 V battery is
increased to 16 V and the rest of the circuit...
2. The circuit diagram shown in Figure 2 shows two emf sources (batteries) connected together through a conductor with resistance R- 0.2 S2 in order to form a battery pack. The batery pack, is then connected to a light bulb having a resistance of Rb-55 ?. The sour internal resistance ri 0.025 ? and r2-0.020 ? as shown in Figure to the right. a. [5 marks! If ?? = 13.0 V and ?,-1 1.5 V, calculate the current 12 ri...
V(V) A circuit with only one battery, but multiple resistors, has a current of 2.0 A flowing through it. The figure at right shows the potential as a function of position in the circuit, going in a clockwise direction, starting from the lower-left corner. a) (4 pts.) Draw a circuit diagram that is consistent with this graph. Position b) (1 pts.) How much power is dissipated by the battery?
19. The internal resistance of a battery that has a no-load output voltage of 40 v and supplies a current of 1.2 A to a load of 30? is A) 3 2 B) 3.33 C) 49 E) None of the above D) 33 9 20. "The algebraic sum of the currents entering and leaving a node is zero" is a statement of A) Ohm's Law B) KVL D) Maximum Power Transfer E) Faraday's Law C) KCL 21. To minimize the...
Question 1 1 pts Consider the circuit below in which the battery has a 15 Vemf. 12 w 75 KG EL 92k What is the current in Athrough the 75 k resistor? Question 2 1 pts What is the current in Athrough the 92 k2 resistor? Question 3 1 pts What is the current in Athrough the 12 kg resistor? Question 4 1 pts What power is delivered by the battery in mW?
R1 R3 R2 R4 W The circuit in the diagram contains one battery and four resistors, labeled 1 through 4. ?Which of the following is true about the way that the circuit elements are arranged Resistors 1 and 2 are in parallel while resistors 3 and 4 are in series Resistors 1 and 4 are in parallel while resistors 2 and 3 are in series Resistors 1 and 4 are in series, while resistors 2 and 3 are in parallel...
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