6.28 A battery has Vemf = 12.0 V and internal resistance r = 1.00 2. What resistance, R, can be put across the battery to extract 10,0 W of power from it?
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A: Given data V=80.6 VR1=123 ΩR2=114 ΩR3=139 ΩR4=159 ΩR5=56 ΩR6=199Ω
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- An ideal battery has an emf of 14.3 V. If it is connected to a circuit and creates a current of 2.18A, what is the power delivered by the battery in units of Watts?please answer this questionSee the above circuit diagram to answer the question. The battery voltage is V = 66.1 V; R1 = 126 Ohms; R2 = 122 Ohms; R3 = 190 Ohms; R4 = 71 Ohms; R5 = 198 Ohms; and R6 = 120 Ohms. How much current flows through resistor R3? 0.144 A 0.170 A 0.093 A 0.195 A
- 17:01 ← Quiz1-1.pdf ATIONAL D ISLAMIC INTERNATIONAL ISLAMIC UNIVERSITY, ISLAMABAD Department of Physics Quizl ISLAMABAD Determine the total resistance and the voltage at points A, B, and C in the circuit given below R₁ w R3 ww Rs w 18 V 4.7 ΚΩ R₂ 1.0 ΚΩ 1.0 ΚΩ R4 R6 2.2 k 2.2 k 1.0 ΚΩ 3 55The circuit below contains two real batteries, each having significant internal resistance. Battery #1 has an EMF of 6.00 V and an internal resistance of 1.00 ohm. Battery #2 has an EMF of 12.00 V and an internal resistance of 2.00 ohms. These two batteries are connected in series with two resistors R, = 6.00 ohms and R,= 3.00 ohms. ri d (6.00,V) (1.00 0) R1 (6.00 N) R2 (3.00 N) a r2 E2 (2.00 Q) (12.00 V) 18. The current in the 12.00 Volt battery is equal to C. 0.500 A. A. 0.750 A. B. 1.00 A. D. 2.00 A. E. 1.50 A. 19. The potential difference across the terminals of battery #1 from point C to point d is equal to C. 7.00 V. A. 5.50 V. B. 6.00 V. D. 5.00 V. E. 6.50 V. 20. The potential difference across the terminals of battery #2 from point a to point b is equal to C. 13.00 V. A. 14.00 V. В. 10.00 V. D. 11.0 V. E. 12.00 V.A 10 kΩ resistor and a 3 nF capacitor are connected across a 10 V battery. The time it takes for the potential across the capacitor to reach 4 V is (a) 17.5 msecs (b) 15.3 msecs (c) 12.0 msecs (d) 18.0 msecs (e) 2.85 msecs
- A resistor of R= 50 ohms is connected in series to a capacitor C=3.0 microfarads and a battery with emf=12.0 V. How long does it take for the capacitor to reach 40% of its max possible charge after the switch is closed? a) 38.3 microseconds b) 76.6 microseconds c) 115 microseconds(a) Given a 52.0 V battery and 20.0 Ω and 84.0 Ω resistors, find the current (in A) and power (in W) for each when connected in series. I20.0 Ω= A P20.0 Ω= W I84.0 Ω= A P84.0 Ω= W (b)Repeat when the resistances are in parallel. I20.0 Ω= A P20.0 Ω= W I84.0 Ω= A P84.0 Ω= WA battery has ɛ= 30 V, and an internal resistance of 2.2 Q. What is the terminal voltage when it is connected to R= 10 0? а. 8.20 V b. 16.39 V с. 30.00 V d. 12.30 V е. 24.59 V