Two light bulbs haveconstant resistances of 400 Ω and 800 Ω. If the two light bulbs areconnected in series across a 120 V line,The two light bulbs are now connected inparallel across the 120 V line. Find In each situation, which of the two bulbs glows the brightest?

Q: Three resistors, 5.5 Q, 8.4 N, and 3.5 Q, are wired in series with a power source of 9.7 volts.…

A: Given: Resistance 1,R1=5.5ΩResistance 2,R2=8.4ΩResistance 3,R3=3.5ΩPotential Difference,V=9.7V…

Q: Why would batteries with high current capacity have a lower internal resistance than batteries with…

A: We need to explain the reason behind batteries with high current capacities have a lower internal…

Q: You have a collection of 1.0 kΩ resistors. How can you connect four of them to produce an equivalent…

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Q: Three resistors with resistances R1 = R/2 and R2 = R3 = R are connected as shown, and a potential…

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Q: Two light bulbs haveconstant resistances of 400 Ω and 800 Ω. If the two light bulbs areconnected in…

A: When two resistors R1 and R2 are connected in series the current through the two resistors will be…

Q: A circuit contains a 52.0-V battery and a single light bulb whose resistance is 252 Q. A second,…

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Q: Three resistors R1 = 12 Ω, R2 = 20 Ω, and R3 = 30 Ω are in parallel and are connected to a voltage…

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Q: Three resistors are connected to 12-V battery as shown. The internal resistance of the battery is…

A: In a series combination of resistors, the total resistance (RT) is equal to the sum of the…

Q: Two resistors R1 and R2 are connected in parallel, and this combination is connected in series with…

A: R1 = 5.0 Ω, R2 = 2.0 Ω, and R3 = 6.0 ΩEquivalent resistance, R = ?

Q: The circuit of the figure below shows a capacitor, two ideal batteries, two resistors, and a switch…

A: Given information: The symbols have the same meaning as described in the question.

Q: Three resistors R1 = 79.9 Ω, R2 = 23.6 Ω, R3 = 70.0 Ω, and two batteries 1 = 40.0 V, and 2 = 359 V…

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Q: three identical resistors are wired in series to a battery, and the current in each resistor is 1.5…

A: Step 1: To find the current through each resistor when they are rewired in parallel, we need to…

Q: When three identical resistors are connected in series to a battery 220 V, total dissipated power is…

A: Given Data : The power dissipated across the resistor is given as P = 45 W. The voltage of the…

Q: A piece of copper wire of resistance R is cut into 10 equal lengths. These parts are connected in…

A: Note : You have posted two different questions. I will solve only the first one according to…

Q: In the figure battery 1 has emf 81= 14.0 V and internal resistance r = 0.040 Q and battery 2 has emf…

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Q: In the figure battery 1 has emf 81 = 26.0 V and internal resistance r₁ = 0.024 02 and battery 2 has…

A: Given:                           E1 = 26.0 V                         r1 =0.024Ω…

Q: Four resistors are connected to a battery with a terminal voltage of 12 V, as shown in the figure…

A: Given that: R1=36.0 ΩR2=78.0 Ω

Q: In the series circuit given below, determine the total voltage in the circuit, and the voltage at…

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Q: wo resistor of 5 and 10 Ω resistance are connected in parallel across a 12 V battery with 0.2…

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Q: Four resistors are connected in a circuit with a battery of unknown emf, as shown below. The battery…

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Q: When a 40.0 V battery is placed across two resistors in parallel, the current drawn from the battery…

A: Given: Potential Difference,V=40VParallel Current,IP=50ASeries Current,IS=10A A series circuit is…

Q: Find the equivalent resistance, the current supplied by the battery and the current through each…

A: Given: Voltage of battery, V = 7 V Resistance, R1 = 1 Ω Resistance, R2 = 6 Ω Resistance, R3 = 2 Ω

Q: A circuit consists of two 100-kΩ resistors in series with an ideal 12.0-V battery. Calculate the…

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Q: 50 ΩΕ 100 ΩΕ 20 ΩΕ +

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Q: Ten cells, each with an internal resistance of 0.20 ohms and an e.m.f. of 4.5 V are connected (a) in…

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Q: Two bulbs A and B are rated 40 W, 200 V and 60 W, 200 V respectively. Which bulb will glow more…

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Q: A and B. Battery A has an e.m.f. of 150 V and an internal resistance of 8.5Ω , and the corresponding…

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Q: Although an ideal voltmeter has an infinite internal resistance, this theoretical ideal is usually…

A: V=IR

Q: Calculate the voltages and the currents for the resistors R1= 10KΩ, R2= 1000 Ω, R3=2,7KΩ, and…

A: Resistors R1 and R2 are in series and equivalent of them, which is R12, is in parallel with R3 and…

Q: A household circuit operating at 240 V has four appliances connected in Parallel. The resistances of…

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Q: Two resistors have resistances R(smaller) and R(larger), where R(smaller) < R(larger). When the…

A: According to Ohm's law voltage is directly proportional to current. So, V=iRWhen two resistances are…

Q: Consider the circuit shown below, with a battery of emf E = 20. V, and resistors R1 = 2.0 Ω, R2 =…

A: Solution:-

Q: (a) Three 7.20 Q resistors are connected in series to a 17.0 V battery. What is the equivalent…

A: a]  RESISTANCE IN SERIES R=3*7.20=21Ω   I=17/21.6=0.787A   CURRENT THROUGH EACH RESISTOR IS SAME…

Q: A circuit contains a 44.0-V battery and a single light bulb whose resistance is 245 Ω. A second,…

A: When potential difference applied is constant,  we use a formula  P = V2 / R  P is power  R is…

Q: Question 4. Consider an electric circuit as in Figure 2, determine, (a) the current in each…

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Q: For two resistors shown in the figure below, rank the currents at points a through f from largest to…

A: In the parallel connection, the voltage remains the same.

Q: Five identical resistors are connected in series to a battery. If the current of 12 A flows from the…

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Q: The figure below shows a chain of connected resistors between points a and b. The resistance of each…

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Q: 6Ω il a i3 10 V 12 Ω E30 2Ω 15 V- b 30 V 8Ω

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Q: Two identical lamps, with resistance R = 2 Ω, are connected to a source with Ɛ = 8 V and negligible…

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Q: Two resistors have resistances R(smaller) and R(larger), where R(smaller) < R(larger). When the…

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Q: Two batteries and a resistor, R = 1.2 Ω, are connected in series between points M and B. The…

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Q: Three resistors, R1 = 500 Ω, R2 = 600 Ω and, R3 = 230 Ω, are connected in parallel, and to a 12 V…

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