1. physics

    A 15.0 Ohms resistor is connected in series to a 120V generator and two 10.0 Ohms resistors that are connected in parallel to each other. -What is the total resistance of the load? -What is the magnitude of the circuit current? -What is the current in one

    asked by Rony on February 17, 2010
  2. physics, please help!

    (a) Find the current in each resistor of the circuit shown in the figure byusing the rules for resistors in series and parallel. (b) Write three independent equations for the three currents using Kirchhoff’s laws: one with the node rule; a second using

    asked by Amber on November 28, 2012
  3. Physics (URGENT)

    Three wire-wound resistors have the following values: 30 ohms, 80 ohms, and 100 ohms. Each resistor has a voltage rating of 100V. If these three resistors are connected in series, can they be connected to a 240V circuit without damage to the resistors?

    asked by Anonymous on September 24, 2013
  4. Physics

    For what combination of parallel and series resistors will resistors of 25 ohms, 100 ohms, 50 ohms, and 50 ohms have a total resistance of 62.5 ohms?

    asked by Anonymous on May 12, 2018
  5. Physics

    A 5 ohms resistor is connected in parallel with the series assemvly of 2 ohms and 3 ohms resistors. The voltage drop across the 2 ohms resistor is 6V. What is the current through the 5 ohms resistor?

    asked by Lyn on April 21, 2019
  6. Physics

    Two identical resistors are connected in parallel across a 26-V battery, which supplies them with a total power of 9.8 W. While the battery is still connected, one of the resistors is heated so that its resistance doubles. The resistance of the other

    asked by Anonymous on February 12, 2015
  7. Algebra 2

    two resistors are connected in parallel. Their resistances are 8 ohms and 17 ohms. What is the resistance (R) of the combination? R=---ohms

    asked by chels on April 6, 2012
  8. Algebra 2

    two resistors are connected in parallel. Their resistances are 6 ohms and 10 ohms. What is the resistance, (R), of the combination? R=-----ohms?

    asked by Nancy on April 5, 2012
  9. CIRCUITS

    two resistors of 25 ohms and 5 ohms respectively are connected in series to a 240V supply calculate the value of a third resistor to be connected in parallel with 25 ohms resistor so that the power dissipated shall be tripled

    asked by Kirchhoffs on September 25, 2017
  10. physics

    Resistors R1, R2, and R3 have resistances of 15.0 Ohms, 9.0 Ohms and 8.0 Ohms respectively. R1 and R2 are connected in series, and their combination is in parallel with R3 to form a load across a 6.0-V battery. -What is the total resistance of the load?

    asked by Rony on February 18, 2010
  11. Physics

    I'm totally confused and this is due Monday- We're dealing with electrical circuits and I have to construct a circuit with resistors of 10 Ohms, 20 Ohms, 30 Ohms and 20 Ohms. The total resistance has to be 42 Ohms-Can someone direct me how to even begin to

    asked by Aubrey on March 26, 2011
  12. College Physics

    Two 9.1 ohms resistors are connected in parallel, as are two 5.9 ohms resistors. These two combinations are then connected in series in a circuit with a 20 V battery. What is the current in each resistor? I9.1, I5.9 = A What is the voltage across each

    asked by Lanise on February 12, 2010
  13. College physcs

    Two 9.1 ohms resistors are connected in parallel, as are two 5.9 ohms resistors. These two combinations are then connected in series in a circuit with a 20 V battery. What is the current in each resistor? I9.1, I5.9 = A What is the voltage across each

    asked by Lanise on February 10, 2010
  14. physics

    Please check my work here: Resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. The circuit voltage is 180 volts. Find: a)the voltage of the parallel circuit b)the voltage across the parallel circuit c)the

    asked by Nilan - still need help on May 19, 2011
  15. PHYSICS PLZ HELP!!!

    What is the minimum number of 70 -Ohms resistors that must be connected in parallel to produce an equivalent resistance of 13 Ohms or less?

    asked by mink on May 16, 2011
  16. Electro 1

    Two resistors Ra= 1.95 ohms and Rb = 0.05 ohms are connected in parallel and take a total of 50A. What is the current trough each resistor.

    asked by Tristan on July 7, 2014
  17. physics

    if 3 resistors of 2,3 and 5 ohms are connected in parallel and a battery of 10 volts is applied across it, then what is the potential drop across 3 ohms resistor ?

    asked by ashwita on February 19, 2013
  18. physics

    Two resistors of resistances 3 ohms and 6 ohms are connected in a parallel across a 9 V battery. What is the equivalent resistance and the total current in the circuit?

    asked by Sam on August 20, 2017
  19. calculus - please help!

    If two resistors R1 and R2 are connected in parallel, then the total resistance R measured in ohms is given by 1/R=1/R1+1/R2 If the resistance of R1 and R2 are increasing at 330 and 660 ohms per second respectively, then the rate of increase of R when

    asked by archi on November 7, 2011
  20. PHY [non-calc]

    Resistors R1= 10ohms, R2= 40 ohms and R3= 70 ohms are connected in series. The total resistance in ohms of this combination is: A)0 B)120 C)28000 D) not enough info

    asked by alice on May 31, 2011
  21. physics (please help)

    Four 20 ohm resistors are connected in parallel and the combination is connected to a 20 V emf device. The current in any one of the resistors is: A) 0.25 A B) 1.0 A C) 4.0 A D) 5.0 A E) 100 A I get B V=IR I= 20V/20 ohms = 1 A for any one of the resistors

    asked by susane on March 28, 2007
  22. Physics

    A 67.6 ohms resistor is connected in parallel with a 103.8 ohms resistor. This parallel group is connected in series with a 20.8 ohms resistor. The total combination is connected across a 18.2-V battery. Find a) the current and b) the power dissipated in

    asked by Ellie on May 18, 2016
  23. physics/electrical circuits

    five resistors each has a resistance R ohms and are connected in parallel. if the equivalent resistance is 20 ohms. find the ohmic resistance of each resistors.

    asked by dumon on March 3, 2018
  24. Physics - Circuits

    Theres a circuit wired in series that has 4 resistors. 1) 10 ohms 2) 6 ohms 3) 1 ohms 4) 2 ohms Find the potential difference across the 10ohm resistor. Answer in units of V What exactly am i supposed to do to calculate this?

    asked by Anonymous on February 14, 2012
  25. Physics

    Two resistors, 6 ohms and 18 ohms are connected in parallel and the combination is connected in series with a 2 ohm resistor. Find the current through each of the first two resistors if the current through the 2 ohm resistor is 1.2 ampere. What is the

    asked by Mycah on March 5, 2017
  26. Circuits2

    Three impedances zL=3+j4 ohms, zC=4-j4 ohms and zR=0+j3 ohms are connected in parallel. solve for the power factor of the combination.

    asked by Student on March 5, 2018
  27. Circuits2

    Three impedances zL=3+j4 ohms, zC=4-j4 ohms and zR=0+j3 ohms are connected in parallel. solve for the power factor of the combination.

    asked by Student on March 6, 2018
  28. electrical year 2

    how do i answer this. A series RL circuit contains two resistors and two inductors.the resistors are 33 ohms and 47 ohms the inductors have inductive reactances of 60 ohms and 30 ohms. the applied voltage is 120 v. what is the voltage drop on the 33 ohm

    asked by Dan on October 23, 2017
  29. Electrical theory

    a series RL circuit contains two resistors and two inductors. the resistors are 33 ohms and 47 ohms. inductors have inductive reactances of 60 ohms and 30 ohms. the applied voltage is 120 volts. what is the voltage drop on the 33 ohm resistor?

    asked by Ed on October 28, 2015
  30. physics

    five resistors of 30 ohms each are connected in parallel across a 120 volt line. the combined resistance of the five resistors is ___ ohms. The total current in the circuit is ___ amperes. The current in each branch is ___ amperes. How do I set these up:?

    asked by please help on May 18, 2011
  31. Physics

    A battery with voltage drop of 120V is connected in a ciruit containing both series and parallel. Moving in a clockwise direction. R1= 3 ohms there is a connection of point A to point B. In between there is a parallel circuit with R2= 10 ohms to R3=2ohms

    asked by Andrea on March 19, 2008
  32. Physics

    Thanks for any help :) Four 20 ohm resistors are connected in parallel and the combination is connected to a 20V emf device. The current is: A) 0.25A B) 1.0 A C) 4.0 A D) 5.0 A E) 100 E Parallel circuits: I know that the voltage is 20V and the Resistance

    asked by susane on March 15, 2007
  33. Hvac

    3 resistors of 5 ohms,15 ohms, and 30 ohms are connected in series and placed across a 50 volt batt. Find the voltage drops acroos each resistor . And find the current through each resistor

    asked by Dave on July 18, 2013
  34. Physics- HELP PLEASE:)

    4.) Three 20-Ù resistors are connected in series to a 9-V battery. What is the voltage difference across each resistor? 5.) Three resistors of 5 Ù, 10 Ù, and 2 Ù are connected in parallel with one another. What is the equivalent resistance of this

    asked by Amanda on April 30, 2014
  35. Engineering

    Three resistors , 50 ohms, 100 ohms, and r3 are connected in a series to a power source with potential difference 48 volts and a current throughout the circuit. Can anyone help me figure out what r3 is ?

    asked by Ashley on April 29, 2014
  36. science

    there are three sources of resistance in a parallel ciruit. Two of them are rated at 20ohms, the other at ohms. What is the curuit's total resistance? A)20 ohms B)12 ohms C)8 ohms D)5 ohms

    asked by Lizette on October 12, 2007
  37. physics (please check)

    A total resistance of 3 ohms is to be producd by combining an unknown resistor R with a 12 ohm resistor. What is the value of R and how is it connected to the 12 ohm resistor a) 4.0 ohm parallel b) 4.0 ohm in series c) 2.4 ohm in parallel d) 2.4 in series

    asked by susane on March 28, 2007
  38. Algebra

    Two lamps can be connected to a battery in a circuit in series or in parallel. You can calculate the total resistance RT (t is down from r) in a circuit if you know the resistance in each lamp. Resistance is measured in ohms. For a circuit connected in

    asked by Anonymous on May 9, 2014
  39. physics

    Two resistors, one 12Ohms and the other 18 Ohms, are connected in parallel. What is the equivalent resistance of the parallel combination?

    asked by Rony on February 17, 2010
  40. physics

    1. what happens to the field strength when you halve the distance between two charges? 2. A positive charge of 3.5 uC is located in an electric field of intensity 3.00 N/C directed toward the south. Find the magnitude and the direction of the force on the

    asked by carol on May 29, 2012
  41. physics - need help

    Resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. The circuit voltage is 180 volts. Find: the voltage of the parallel circuit the voltage across the parallel circuit the current through the 10 ohm

    asked by Nilan on May 18, 2011
  42. algebra 2

    two resistors are connected in parallel. their resistances are 8 ohms and 17ohms. what is the resistance of the combonation.

    asked by maddy on May 27, 2013
  43. Electrotechnics N4

    a circuit with 3 resisters {9 ohms 10 ohms and 12 ohms} connected in parallel with the source 150v\50HZ.use kitchoffs law to find the current of the circuit and the current across each resister?

    asked by hlehle on July 12, 2011
  44. Science

    There Are Three Resistance In A Parallel Circuit. Two Of Them Are Rated At 20 Ohms, The Other At 10 Ohms. What Is The Circuit's Total Resistance? I believe the answer D 5ohms A. 20 ohms b. 12 ohms c. 8 ohms d. 5 ohms

    asked by Jenny on February 28, 2009
  45. Physics

    A battery with voltage drop of 120V is connected in a ciruit containing both series and parallel. Moving in a clockwise direction. R1= 3 ohms. Suddenly there is a connection of point A to point B. In between these two points is a parallel circuit with R2=

    asked by Andrea on March 26, 2008
  46. physics

    Four 20 ohm resistors are connected in series and the combination is connected to a 20V emf device. The potential difference across any one of the resistors is: A) 1 V B) 4 V C) 5 V D) 20V E) 80 V So there are four resistors that are 20 ohms. Their

    asked by susane (recheck thxs) on March 15, 2007
  47. physics

    A circuit consists of a 12.0 V battery connected to three resistors 44 ohms, 15 ohms and 120 ohms in series. A)Find the current that flows through the battery. B)Find the potential difference across the 44 Ohms resistor. C)Find the potential difference

    asked by jazz on February 12, 2012
  48. Physics. Easy question? Please help

    What is the (a) maximum and (b) minimum total resistance value that can be obtained using three resistors whose values are 2.0 ohms, 4.0ohms and 6.0 ohms? The resistors can be used individually, in pairs, or all three at once. Is this a trick question? Is

    asked by samantha on November 25, 2012
  49. Physics

    Find the equivalent resistance in 16 ohms and 8.0 ohms connected in parallel.

    asked by Han on April 30, 2014
  50. College physcs

    Three resistors with values 1.1 , 3.4 , and 5.8 are connected in parallel in a circuit with a 6.4 battery. What is the total equivalent resistance? R = ohms

    asked by Lanise on February 10, 2010
  51. science

    according to ohms law what is the resistance of a lightbulb if that applied voltage is 21.0 V and the current is 3.0 amps? 24 ohms 7.0 ohms** 18 ohms 3.0 ohms

    asked by cat on November 1, 2016
  52. Physical Science

    Hello, Can someone tell me if I have the correct answer? Thank You my answer: B A circuit contains two devices that are connected in parallel. If the resistance of one of these devices is 12 ohms and the resistance of the other device is 4 ohms, the total

    asked by Mandi on March 23, 2008
  53. physics

    Two cells, each of e.m.f. 1.5V and an internal resistance 2 Ohms are connected in parallel. Calculate the current flowing when the cells are connected to a 1 Ohms ?

    asked by BIZHATOCOTO on April 10, 2019
  54. Math

    I have no clue what to do on these questions. 1.Two resistors a and b are connected in parallel. The total resistance R in such a circuit is found by formula R= 1/a + 1/b. If R=5/6 ohms and b is one more ohm than a, find the number of ohms in a and b. 2.

    asked by Melinda on January 10, 2012
  55. Pre-Calc

    Hello, I am not sure how to go about solving this equation: The total electrical resistance R of two resistors connected in parallel with resistances R1 and R2 is given by 1/R=1/R1+1/R2. One resistor has a resistance of 2.3 ohms. Let x be the resistance of

    asked by Jon on December 6, 2009
  56. physics

    resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. the circuit voltage is 180 volts I need to find 1)the voltage of the parallel circuit 2)the resistance of the complete circuit 3)the voltage across the 10

    asked by Nilan - please help on May 18, 2011
  57. physics

    resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. the circuit voltage is 180 volts I need to find 1)the voltage of the parallel circuit 2)the resistance of the complete circuit 3)the voltage across the 10

    asked by Nilan - please help on May 18, 2011
  58. Calculus 1

    If two resistors with resistances R1 and R2 are connected in parallel, as in the figure below, then the total resistance R, measured in ohms (Ω), is given by 1/R= 1/R1+ 1/R2. If R1 and R2 are increasing at rates of 0.3 Ω/s and 0.2 Ω/s, respectively, how

    asked by TayB on March 21, 2015
  59. Calculus 1

    If two resistors with resistances R1 and R2 are connected in parallel, as in the figure below, then the total resistance R, measured in ohms (Ω), is given by 1/R= 1/R1+ 1/R2. If R1 and R2 are increasing at rates of 0.3 Ω/s and 0.2 Ω/s, respectively, how

    asked by TayB on March 29, 2015
  60. calculus

    Part of a circuit has two resistors connected in parallel as shown in the figure. R(1) is a constant resistor of 10 ohm, while R(2) is a variable resistor with resistance that varies at a rate of 2 ohms per minute. The total, or effective, resistance, R,

    asked by NEED HELP NOW! on July 29, 2011
  61. Calculus

    Part of a circuit has two resistors connected in parallel as shown in the figure. R(1) is a constant resistor of 10 ohm, while R(2) is a variable resistor with resistance that varies at a rate of 2 ohms per minute. The total, or effective, resistance, R,

    asked by Cynthia on July 29, 2011
  62. Algebra 2

    A resistor has a resistance of 15 ohms. What size of resistor, (r2), should be connected in parallel with it to obtain a resistance of 7 ohms. Use 1/R=1/r1+1/r2. r2= ohms?

    asked by Nancy on April 5, 2012
  63. physics

    Resistance in a Series Circuit lab: Determine the coded value of your resistors. (I found 270 ohms, 560 ohms and 750 ohms) ***Enter the toleranace value as indicated by the color of the fourth band. (all were gold) How do I find TOLERANCE VALUE of the gold

    asked by Katie on May 19, 2011
  64. physics

    three resistors of 10, 15, and 20 ohms are connected in parallel to a source of current. In which resistor is the current greatest How do I set this up?

    asked by Katie on May 18, 2011
  65. COLLEGE CALCULUS HELP

    If two resistors with resistances R1 and R2 are connected in parallel, as in the figure below, then the total resistance R, measured in ohms (Ω), is given by 1 R = 1 R1 + 1 R2 . If R1 and R2 are increasing at rates of 0.3 Ω/s and 0.2 Ω/s, respectively,

    asked by Anonymous on October 26, 2015
  66. CALCULUS TEST TOMORROW

    If two resistors with resistances R1 and R2 are connected in parallel, as in the figure below, then the total resistance R, measured in ohms (Ω), is given by 1 R = 1 R1 + 1 R2 . If R1 and R2 are increasing at rates of 0.3 Ω/s and 0.2 Ω/s, respectively,

    asked by Anonymous on October 26, 2015
  67. Science

    Use Ohm’s Law to determine the resistance in a circuit if the voltage is 12.0 volts and the current is 4.0 amps. A.8.0 ohms B. 48 ohms C.3.0 ohms** D.12 ohms

    asked by Hehe ;) on December 11, 2017
  68. science(check answers)

    1.D 2.A 3.A 4.im not sure please help 5.false One light bulb in a string of lights goes out. This causes all of the other lights in the string to also go out. This is an example of a A. resistor. B. parallel circuit. C. closed circuit. D. series circuit.

    asked by matt on March 31, 2014
  69. Physics

    Consider the LR circuit. We have R1=19 Ohms, R2=23 Ohms, R3=23 Ohms, V=14 Volts, L=0.09 H. L and R2 are connected in series, Combination of L and R2 in series is connected with R3 in parallel. This whole combination is connected in series with R1 and

    asked by abdul rahman on April 9, 2013
  70. Physics

    Consider the LR circuit. We have R1=9 Ohms, R2=5 Ohms, R3=19 Ohms, V=2 Volts, L=0.09 H. L and R2 are connected in series, Combination of L and R2 in series is connected with R3 in parallel. This whole combination is connected in series with R1 and voltage

    asked by P on April 17, 2013
  71. Algebra

    Two lamps can be connected to a battery in a circuit in series or in parallel. You can calculate the total resistance RT (t is down from r) in a circuit if you know the resistance in each lamp. Resistance is measured in ohms. For a circuit connected in

    asked by Anonymous on May 9, 2014
  72. physics

    you ca obtain four 20 ohms resistors from te stock room. ow can you aciee a resistance of 50 ohms uder these circumstances

    asked by watever on March 4, 2010
  73. Math!!

    Christmas lights that stay on when one bulb burns out are wired as parallel circuits. Resistors can be used with parallel electrical circuits to restrict the current flow and produce heat. If the first resistor (R1) = 20 Ohms, the second resistor (R2) = 30

    asked by Urgent math help!! on March 3, 2013
  74. mathematica

    Christmas lights that stay on when one bulb burns out are wired as parallel circuits. Resistors can be used with parallel electrical circuits to restrict the current flow and produce heat. If the first resistor (R1) = 20 Ohms, the second resistor (R2) = 30

    asked by Please Urgent Urgent! math help!! on March 3, 2013
  75. science

    Calculate the resistance in a circuit in which a 9-volt battery produces 3 amperes. A)3 ohms B)6 ohms C)9 ohms D)27 ohms

    asked by Lizette on October 12, 2007
  76. physics

    when two resistors,R1 and R2 are in series, they have an equivalent resistance of 180 ohms, and when they are in parallel, they have an equivalent resistance of 40 ohms. what are their values?

    asked by Cassidy on March 30, 2016
  77. physics.

    resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. the circuit voltage is 180 volts I need to find 1)the voltage of the parallel circuit 2)the resistance of the complete circuit 3)the voltage across the 10

    asked by Nilan - please help on May 18, 2011
  78. science

    A 10 ohms, 8 ohms, and 5 ohms resistor connected in series to a Volts source. Find the current in each resistor.

    asked by Anonymous on January 14, 2016
  79. Calculus

    If two resistors with resistances R1 and R2 are connected in parallel, as in the figure, then the total resistance R, measured in Ohms (Ω), is given by: 1/R=1/R1+1/R2 If R1 and R2 are increasing at rates of .3Ω/s and .2Ω/s, respectively, how fast is R

    asked by Jen on April 1, 2015
  80. Physics-Please help

    R1= 10 ohm R2= 20 ohm R3= 50 ohm R4= ??? R1, R2, R3 and R4 are connected in parallel across a 120 V "power" supply to generate a current of 21 Amps. The value of R4 is most nearly _____ ohms. 0, 5, 10, 16, 100, 200, 300 I think 5 ohms, but I'm not

    asked by Lynn on February 5, 2011
  81. math

    90 volts are applied to a circuit with 3 resistors resistor 1=20 ohms resistor 2=40 ohms and resistor 3=60 ohms how much power will be dissipated by resistor 1

    asked by chad on September 19, 2012
  82. electricity

    What resistance must be connected in parallel to 60 ohms to reduce the combined resistance to 15 ohms?

    asked by melissa on February 6, 2017
  83. physics question

    A resistance box has the following components and tolerances: 10 resistors each of 100k§Ù ¡¾ 0.05% 10 resistors each of 10k§Ù ¡¾ 0.05% 10 resistors each of 1k§Ù ¡¾ 0.05% 10 resistors each of 100§Ù ¡¾ 0.1% 10 resistors each of 10§Ù ¡¾

    asked by ong on July 24, 2010
  84. physics

    In the circuit shown, find the voltage Vx (in Volts) if V = 17.0 Volts, R1 = 13.0 k ohms, R2 = 4.0 k ohms, R3 = 13.0 k ohms and R4 = 21.0 k ohms. Answer is -6.5 I don't understand how they got it, can someone please explain it with steps? Thanks tinypic. c

    asked by christina on February 11, 2014
  85. Physics

    In the circuit shown, find the voltage Vx (in Volts) if V = 17.0 Volts, R1 = 13.0 k ohms, R2 = 4.0 k ohms, R3 = 13.0 k ohms and R4 = 21.0 k ohms. Answer is -6.5 I don't understand how they got it, can someone please explain it with steps? Thanks tinypic. c

    asked by christina on February 11, 2014
  86. College Physics

    I need help with this question, A 4-ohm resistor is connected in parallel with a 6 ohm resistor. What is the total resistance of this pair of resistors? I know the answer is 2.4 ohms, but I don't know how to get it. Please help!!

    asked by Michael on April 4, 2009
  87. Science

    One light bulb in a string of lights goes out this causes all other lights in string to go out. This is example of A. Resistor B. parallel circuit C. Closed circuit***** D. Series circuit When a switch is turned from the off to the on position it is

    asked by BUBBLES on March 1, 2015
  88. Math

    Two parallel resistors have resistances R1 and R2. If the total resistance is R, then 1/R = 1/R1 + 1/R2. R1 is increasing at 0.04 ohm/sec,and R2 is decreasing at 0.03 ohm/sec. How fast is the total resistance changing at the moment that R1 is 3 ohms and R2

    asked by Anonymous on March 7, 2015
  89. physics

    Calculate the resistance of a 900 watt toaster operating at 120 volts. a) R= 10 ohms b) R=120 ohms c) R= 16 ohms d) R=1.6 ohms

    asked by Thomas on March 12, 2012
  90. Electricity and Electronics

    A circuit contains twodevices that are connected in parallel. If the resistance of one of these devices is 12 ohms and the resistance of the other devices is 4 ohms, the total resistance of the two devices is? 1/R = 1/R1 + 1/R2 You have R1 and R2. Solve

    asked by jackie on June 15, 2006
  91. Please help asap science

    1. An electrical circuit consists of a battery with 2 cells,each with an EMF of 12 volts and an internal resistance of of 0.4 ohms,connected in parallel. An ammeter with an internal resistance of 0.15 ohms is connected in series with resistor Ra=2ohms and

    asked by Sarah on April 7, 2015
  92. physics/electrical circuits

    if there are eleven resistors of 33k ohms each in parallel, what is the total resistance?

    asked by dumon on March 3, 2018
  93. basic electronics

    what is the power dissipated by the parallel circuit shown below? r1 is 100 ohms r2 is 100 ohms r3 is 100 ohms e= 40 v

    asked by kathrine on May 20, 2011
  94. physics

    A potentiometer circuit consists of a battery of e.m.f 5v and internal resistance 10 ohms connected in series with a 30 ohms resistor and a potentiometer wire AB of length 1m and resistance 20 ohms calculate:the total resistance of the circiuit ,the

    asked by poppy on April 26, 2019
  95. Physics

    Three resistance of 8,12, and 24 ohms are in parallel. This combination is in series with another parallel of 10,10, and 20 ohms. The whole combination is then connected to a battery of 16.6 volts. If the current through the 20 ohm resistor is 0.4 amperes.

    asked by Mycah on March 13, 2017
  96. physics

    a battery of three cell is series each of emf two volt and internal resistant 0.5 ohms is connected to a two ohm resistor in series with a parallel combination of 2.3 ohms resistor draw the circuit diagram and calculate effective external resistance

    asked by violet on June 29, 2015
  97. Electricity and Electronics

    A complete circuit contains two parallel-connected devices and a generator for providing the electromotive force. The resistance of the first device is 12 ohms, the resistance of the second device is 4 ohms, and the voltage developed by the generator is 40

    asked by Dave on February 24, 2015
  98. Physics

    If the resistances R1= 16. ohms, R2 = 38. ohms, and R3 = 18. ohms, and the voltage V = 6.0 volts, what is the current ix (in Amperes) in the circuit. tinypic .cm /r / nfr48k/ 8 The correct answer is .1443 but I want to know how they got that. Thanks.

    asked by christina on February 10, 2014
  99. ap physics

    can you please check my answers and help me with one question? During a lie dector test, a voltage of 6 V is impressed across two fingers. When a certain question is asked, the resistance between the fingers drops from 400,000 ohms to 200, 000 ohms. What

    asked by ash on October 25, 2007
  100. ap physics

    can you please check my answers and help me with one question? During a lie dector test, a voltage of 6 V is impressed across two fingers. When a certain question is asked, the resistance between the fingers drops from 400,000 ohms to 200, 000 ohms. What

    asked by ash on October 25, 2007

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