Consider the circuit shown below. An ammeter is attached to it to measure current through R4. Suppose the ammeter reads 2 A. (d) What is the power delivered to the circuit by the 20 V battery? (e) Remove the 20 V battery and the ammeter from the circuit and replace them with a wire. Redraw the circuit and find its equivalent resistance.

Q: 10. Determine the current through the ammeter in the circuit with (a) two light bulbs in parallel…

A: Resistance of each bulb = 4 ohm VT = 12 volts

Q: current through the 18.5 Ω resisto

A:

Q: Let’s apply what we know about circuits to make a short string of Christmas tree lights. Suppose you…

A:

Q: The label on an 18 V truck battery states that it Is rated at 189 A∙h (ampere-hours). Treat the…

A: Given that: The battery voltage v= 18 V The battery is rated at 189 Ah The current is I=3.8 A   It…

Q: You have a simple circuit consisting of a battery and a lightbulb (you can imagine that this circuit…

A: Answer  Here, we have a simple circuit Consisting of a battery and…

Q: A 12-ohm resistor is connected to a 30-volt battery with an internal resistance r. While connected…

A: To determine: The value of internal resistance   Given: Resistance, R=12 Ω Emf, E=30 V Rate of…

Q: tomobile battery has an emf of 12.6 V and an internal resistance of 0.0790 2. The headlights…

A:

Q: Four identical light bulbs are each rated for 7 W, 7.1 V. (a) What is the resistance of each light…

A: The rate at which work is done by the souce of emf in maintaining the current in electric circuit is…

Q: Find the currents (in A) flowing in the circuit in the figure. (Indicate the direction with the sign…

A: Here given the circuit diagram of two loop. We have to calculate the currents in the circuit.

Q: Two resistors are each made of carbon (resistivity of 3.5×10−5Ω⋅m. One of these resistors is 2.5cm…

A: Write a given values of this question.…

Q: You bought a 36.0 V battery, 20.0 Ω, 76.0 Ω, and 103.0 Ω resistors. You decide to connect them in…

A:

Q: A piece of Nichrome wire has a radius of 6.8 x 10" m. It is used in a laboratory to make a heater…

A: Given data Power dissipated by the heater is P=3.70×102 W Voltage source is V=110 V Radius of wire…

Q: (a) What is the equivalent resistance of six resistors connected in series with a 17.0-V battery if…

A: When resistors are connected in series then the total resistance of the system is equal to the sum…

Q: Considering the circuit below, answer the following questions: (a) Calculate equivalent resistance…

A: Since, more than 3 subparts are provided, solution for the first three is provided. Please upload…

Q: A battery provides emf (voltage), ε = 12 volts. it has an internal resistance Rinternal = .4, so you…

A:

Q: ΔΙ' α + b R www R Ig| R d www 2.4 Ω R Μ 90 Ω Ig

A: Given,  A circuit  We  need to find,  (a) Find the equivalent resistance =?  (b) Find each current…

Q: The resistance of each brake lightbulb on an automobile is 6.2 Ω. Use the fact that cars have 12-V…

A: The circuit composed of only two components a lightbulb and the car battery connected in series.…

Q: Consider the following two circuits with identical batteries and re- sistors. A B C R R RS R If the…

A:

Q: You bought a 28.0 V battery, 20.0 Q, 64.0 Q, and 103.0 Q resistors. You decide to connect them in…

A:

Q: Three resistors are connected in series across a battery. The value of each resistance and its…

A:

Q: The resistance of each brake lightbulb on an automobile is  6.1 Ω.

A:

Q: With 3 different resistors connected in parallel, when connected to a battery source with…

A:

Q: Consider the circuit shown in the figure below. (Assume R1 = 12.0 Ω, R2 = 2.40 Ω, and V = 7.25 V.)…

A: R1 = 12 ohm R2 = 2.40 ohm V = 7.25 volts

Q: R1 3.00N R2 4.00 Ω

A:

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: Gloria, a lab technician for an electronics company sets up the circuit shown in the figure. The…

A:

Q: You have a simple circuit consisting of a battery and a lightbulb (you can imagine that this circuit…

A: Answer :                                                      Resistance of…

Q: You are given a 45.5 V battery and two resistors of resistances 25 Ω and 97.5 Ω.  Part (a)  Find the…

A: The objective of the question is to find the current and power dissipated in a circuit with two…

Q: Consider the circuit below. (a) Find the equivalent resistance of the circuit and the current out of…

A:

Q: A circuit contains a 44.0-V battery and a single light bulb whose resistance is 253 Ω. A second,…

A:

Q: You have a simple circuit consisting of a battery and a lightbulb (you can imagine that this circuit…

A: Let V denote the potential difference provided by the battery. Let I denote the current flowing…

Q: Two identical resistors are connected in series across the terminals of a battery with a voltage V…

A: