A battery is connected in series to a resistor, which is immersed in water (to prepare a nice hot cup of tea). Would you classify the flow of energy from the battery to the resistor as "heat" or "work"? What about the flow of energy from the resistor to the water?

Q: A 0.50μF capacitor is charged to 60 V . It is then connected in series with a 55Ω resistor and a 110…

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Q: A 12 V car battery dies not so much because its voltage drops but because chemical reactions…

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Q: An ideal battery of terminal voltage 22 volts charges to practical batteries connected in parallel…

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Q: 25.47 • In the circuit in Fig. E25.47, Figure E25.47 find (a) the rate of conversion of internal…

A: Given : Internal Resistor (r) = 1 Ω Emf (ɛ) = 12 V External Resistor (R) = 5 Ω

Q: You light a 25-W light bulb with the current from a 12-V lead-acid storage battery. After 1.0 h of…

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Q: You measure the power delivered by a battery to be 9.16 W when it is connected in series with two…

A: Given: The resistance of the both resistor is same. The power dilivered by the battery is 9.16 W…

Q: You are given a number of 31 Q resistors, each capable of dissipating only 1.5 W without being…

A: The minimum number of such resistors is 9.

Q: Three resistors and two batteries are connected as shown in the cireuit dingram. 50 10 V 50 15 V 50…

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Q: Lightbulbs A and B are connected to a battery as shown below. When connected to a 120.0 V potential…

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Q: Can any arbitrary combination of resistors be broken down into series and parallel combinations? See…

A: No, the arbitrary combination of resistors cannot be broken down into the series and the parallel…

Q: Which of these statements is true about resistors connected in parallel? Both the current passing…

A: We know, In a parallel connection, the current is divided into different branches so as to maintain…

Q: In the circuit shown in the figure, R1 = R6 = 2 Ω, R2 = R3 = R4 = R5 = 8 Ω and the current through…

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Q: Which of these statements is true about resistors connected in series? Both the current passing…

A: Consider the circuit diagram

Q: If a charge flows through a resistor, which of the following happens to the resistor? nothing it…

A: When charge flows through through a resistor, then the resistor becomes hot.  This is because, the…

Q: You are given a number of 160 resistors, each capable of dissipating only 4.1 W without being…

A: GivenResistor (R)= 16 ohmMaximum Power dissipated by resistor(Pm)=4.1 WTotal maximum power…

Q: You are given a number of 16 Ω resistors, each capable of dissipating only 2.0 W without being…

A: In this question we are given with a number of 16 Ω resistors, each capable of dissipating only 2.0…

Q: You measure the power delivered by a battery to be 1.05 W when it is connected in series with two…

A: The equivalent resistance when two resistors are connected in series is given by, Req,s=R1+R2 Here,…

Q: :. : Four resistors are connected across an 8-V DC battery as shown in the figure. The current…

A: The potential difference,

Q: You are given a number of 43 2 resistors, each capable of dissipating only 1.9 W without being…

A: Given : R=43 Ω              P=1.9 W              Pnet=7.1 W   Let us assume that there are 'n'…

Q: You are given a number of 180 resistors, each capable of dissipating only 1.7 W without being…

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Q: You set up a circuit with one battery and one resistor. If you replace the first resistor with one…

A: Given data: A circuit that consists one battery and one resistor Resistor is replaced by another…

Q: In the figure, when the terminal voltage Vab of the battery is equal to 20 V, how much current…

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Q: You are given a number of 33 Q resistors, each capable of dissipating only 1.5 W without being…

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Q: In the circuit below, after a long time, how much charge is on the 400 mF capacitor? :100mF :500mF…

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Q: A small vegetable shop use the following electric appliances: (i) Two Air Conditioner of rating 2200…

A: In this question we are given that a small vegetable shop use the following electric appliances: (i)…

Q: The same potential difference is applied to the two light bulbs shown in Figure. Which one of the…

A: Option (5) is correct. The 30-W bulb has the higher resistance but the 60W bulb carries greater…

Q: You are given a number of 19 Q resistors, each capable of dissipating only 2.1 W without being…

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Q: The four 60 W bulbs each are connected in series swift a battery across them, which of the following…

A: When bulbs are connected in series current through them is same.

Q: You are given a number of 34 resistors, each capable of dissipating only 3.5 W without being…

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Q: The figures below show three copper resistors in the shape of conducting cylinders of different…

A: Write the expression for the resistance. Here, ρ is the resistivity, L is the length, A is the…

Q: In the figure below, & = 3.00 V, & = 1.00 V, R1 R3 = 2.00 2, and both batteries are ideal. What is…

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Q: When different resistors are connected in parallel across an ideal battery, we can be certain that a…

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Q: A 120-Ohm resistor is in series with unknown resistor. The voltage drop across the unknown resistor…

A: Given data: The resistance of the resistor, R1=120 Ω. The voltage drop across the unknown resistor,…

Q: In a closed electric circuit, electrons flow I) from the + to the - terminal of the battery through…

A: The flow of electrons is termed electron current. Electrons flow from the negative terminal to the…

Q: An unknown resistor is connected between the terminals of a 9.00 V battery. Energy is dissipated in…

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Q: Which of the following is true about a practical battery? O If the battery is supplying power, its…

A: Introduction :- Here we have given different statements about the practical battery emf E and the…

Q: In the figure ε1 = 3.24 V, ε2 = 0.829 V, R1 = 4.71 Ω, R2 = 1.75 Ω, R3 = 3.59 Ω, and both batteries…

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Q: The emf devices and lightbulbs in the figure below are identical. The terminal potential of the emf…

A: According to Kirchhoff's current law, both circuits have no junction. Hence, the current throughout…

Q: If you were to place a 3kΩ resistor across a 9 volt battery, what is the power dissipated from this…

A: Given data:  Resistance (R) = 3 kΩ = 3000 Ω Battery (V) = 9 V Required: Power (P)

Q: An unknown resistor is connected between the terminal of a 3.00 V battery. The power dissipated in…

A: Write the given values with the suitable variables. VR=3 VPR=0.54 WV=1.5 V Here, VR, PR, and V are…

Q: Can you help with subparts 5a. and 5b.  A 800.0 Ohm resistor is connected to a 12.0 V battery. 5a.…

A: 5a. According to Ohm's law, voltage through a resistor is  V=IR Rearrange the above expression for…

Q: 12. Let's say you spend the day canning tomatoes that were picked fresh from the garden. To can you…

A: Given:- Your electric stove uses P = 3000 W to run It run for the time t = 5 hour  The cost of the…

Q: Three equal resistors, when connected in series, together consume electrical energy at a rate of 15…

A: Power consumed in series= P= 15 watts Power consumed in parallel = ?