QUESTION 4Refer to Circults A and B below and answer the questions that follow.Circult ACircuit B9 VS.Sr1,5 01,5 A1,5 Q20A40V.V.V.4.1.Define the term emf.(2)12.Calculate the total resistance of Circuit A.(2)431Consider Circuit B.43.1Write down the reading on A,.4.32,Calculate the reading on V..(3)na third resistor (1,5 0) is placed in parallel with the existing resistors inCircuit A. would the total current in the circuit INCREASE, DECREASE orREMAIN THE SAME? Explain the answer.44

Answered: Image /qna-images/answer/d71db5c4-b493-4ee9-a072-6869c5501151.jpg

QUESTION 4 Refer to Circults A and B below and answer the questions that follow. Circult A Circuit B 9 V S. 1,5 0 A 1,5 A V2 1,5 0 20 40 V. V, 41. Define the term emf. 12. Calculate the total resistance of Circuit A. 43 Consider Circuit B. 43.1. Write down the reading on Az. 43.2 Calculate the reading on V. na third resistor (1,5 0) is placed in parallel with the existing resistors in Circuit A. would the total current in the circuil INCREASE, DECREASE or REMAIN THE SAME? Explain the answer. 44

QUESTION 4 Refer to Circults A and B below and answer the questions that follow. Circult A Circuit B 9 V S. 1,5 0 A 1,5 A V2 1,5 0 20 40 V. V, 41. Define the term emf. 12. Calculate the total resistance of Circuit A. 43 Consider Circuit B. 43.1. Write down the reading on Az. 43.2 Calculate the reading on V. na third resistor (1,5 0) is placed in parallel with the existing resistors in Circuit A. would the total current in the circuil INCREASE, DECREASE or REMAIN THE SAME? Explain the answer. 44

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

If three resistors connected in series to a battery. Suppose R1 carries a current of 4.5A, R2 has a resistance of 22.50, and R3 dissipates 95W of power. What is the voltage across R3 and Resistance of R3 ? 1. Voltage (in V) across R3 %3D and 2. Resistance (in 2) of R3 =
Solve the following: in light bulb has a resistance of 150 when lighted. How much current will flow through it when connected acro 220 V, its normal operating voltage? Draw the circuit schematic diseam>Fin 2. Find the potential difference (Em) Polisher connected wi 3. A 12 battery operates a 15 ohms digital scale for 5.2 minutes. a) Find the current flowing b) the charges erred with the given time. 4. What is the resistance of a conductor at 50° C if its resistance at 0°C is 1 ohm and the temperature coefficient of resistance of 9.8 x 10-³/°C 6. Complete the table: 5. A silver wire has a resistance of 2.3 at 0°C and a temperature coefficient of resistance of 3.75 x 10-³/°C. What is final temperature when the final resistance is 3.8 ohms. ? V, Volts Electric Circuit and Ohm's Law 8 volts 20 volts ca elecun it with current flowing at 18 ampere and a floor rice of 12 Q? 10 Volts 36 volts I, Ampere 2.8 mA 40A 130mA R, ohms 156 02 25 ΚΩ 450 ΚΩ
1.3 Ohmmeter: In order to use the basic meter as an ohmmeter, a variable resistor and a DC voltage source, for example a battery, should be connected in series to the meter. The connection diagram is given in Fig. 3. The resistor to be measured is connected between terminals a and b. Ry max 1 mA Rm A + a Rx Figure 3. . VDC 9
Solve the following: com 2. Find the potential diffe Polisher connecter Tran 6. Complete the table: V, Volts 8 volts 20 volts 5. A silver wire has a resistance of 2.3 at 0°C and a temperature coefficient of resistance of 3.75 x 10-³/°C. What is final temperature when the final resistance is 3.8 ohms. ? 10 Volts Electric Circuit and Ohm's Law 36 volts I, Ampere 2.8 mA 40A 130mA flowing at 18 ampere and a floor R, ohms 156 02 ben 25 ΚΩ 450 ΚΩ ing b) the charges fficient
A. Determine the equivalent resistance fir the circuit.keep vaules in ohms B. Determine hiw much current the battery produces. keep vaules in amps C. Determine the voltage across R12 and R3; call these values V12 and V3, keep the vaules in volts. then usr ohms law: V=i r, to fkmd the current across R12 and R3; call tjese 12 and 13, keep these vaules in amps. D. use ohms law to caculare the voltages across R1 and R2; call these vaules V1 and V2, keep results in volts. Requivatont,scris= Sihi=R1 tket . kequivaknt, papli=Zi Ri =RI K You circuit are given the following below. combination Z Rz R3 where V is a 12 V battery; R1 is 330ohms R2 is 180 ohms R3 is 270 ohms please write all work legaie thanks :)
If three resistors connected in series to a battery. Suppose R, carries a current of 8A, R, has a resistance of 7.50, and R; dissipates 80W of power. What is the voltage across Ry and Resistance of Ry ? 1. Voitage (in V) across R3 = and 2. Resistance (in ) of R: =
PLEASE ANSER THIS EXERCISE. THIS IS NOT A GRADED QUESTION. 1. Good thermal conductors are said to be good electrical conductors. If so, why is it that cords used to connect toasters, irons, and heat-producting apoliances get hot by the conduction of heat from the heating element? 2. How would you expect the resistivity of a good insulator such as glass or polysterene to vary with temperature? 3. A fuse is a device that is designed to break the circuit. It melts when the current exceeds its value. What characteristics should the material have?
A 0.7-F capacitor is connected in series with a 9-ohm resistor. If the connection is energized from an 11-V DC source, determine the voltage (in volts) across the resistor at t = 2.75 ms. The initial charge is 175 mC. Express your answers accurate to four decimal places. No need to put the units. Do not put spaces.
min firinim RI R. 11. In the circuit at right, let all internal resistances be r= 2o and all other R2 resistances be R = 80 a. The battery MFs are: R3 5 = 600 v 5, = 120 v 5 = 240 v R7 R6 What is the current through resistor (R,)? (in amps) a. 3.664 b. 4.580 c. 1.832 d. 2.748 e. 1.791 tüit
If three resistors connected in series to a battery. Suppose R1 carries a current of 22.5A, R2 has a resistance of 150, and R3 dissipates 60W of power. What is the voltage across R3 and Resistance of R3 ? 1. Voltage across R3 %3D and 2. Resistance of R3 =
Part B. Finding the PD Directions: Solve the following problems. Write your answer on a clean sheet of paper. Show your solutions. 1. To carry how much charge between two points having potential difference equal to 220 V, 1760 J of work is done? Ans. 8 C 2. The EMF of a cell falls from 3 volts to 2.8 volts when its terminals are joined to an electrical load of 4 Ohms. Calculate the internal resistance of the cell.
II. Problem Solving. Show your solutions. Box your final answer. 1. A water heater has a resistance of 502 and takes 15A during operation. If it is in service on the average of 45minutes per day, how many kWh of energy will be consumed for 2 weeks? 2. Two particles with charges of 5 uC and 8µC attract each other with a force of 65mN. Determine the separation distance between the two particles. 3. What separation distance is required if the attractive force between an electron and a proton is 50N? 4. The distance between two identical charges is 20cm and experiencing 50kN of force. Find the value of the charges. 5. A sphere has a negative charge of 640nC. Approximately how many electrons must be removed to make the sphere neutral? 6. How much electrical energy in kWh is delivered to an electric motor during a 48 minutes' operation from a 220v source if it draws 12A of current? If Meralco takes Php12.00 per kWh, how much is the electric bill cost for 1 month? Assume 1 month = 30 days.