Thursday
December 18, 2014

Search: Three resistors are connected in series across a battery. The value of each resistance and its maximum power rating are as follows: 5.0 and 18.0 W, 31.5 and 10.0 W, and 15.0 and 10.0 W

Number of results: 51,268

Physics
A)Two identical resistors are connected in parallel across a 30-V battery, which supplies them with a total power of 7.0 W. While the battery is still connected, one of the resistors is heated so that its resistance doubles. The resistance of the other resistor remains ...
October 22, 2011 by Kristi

Physics
A)Two identical resistors are connected in parallel across a 30-V battery, which supplies them with a total power of 7.0 W. While the battery is still connected, one of the resistors is heated so that its resistance doubles. The resistance of the other resistor remains ...
October 24, 2011 by Kristi

Physics- HELP PLEASE:)
4.) Three 20-┘ resistors are connected in series to a 9-V battery. What is the voltage difference across each resistor? 5.) Three resistors of 5 ┘, 10 ┘, and 2 ┘ are connected in parallel with one another. What is the equivalent resistance of this combination? Enter the unit ...
April 30, 2014 by Amanda

physics
If three identical resistors are connected in series to a battery, the resistance of the combination will be ___ times the resistance of any one of the resistors.
May 18, 2011 by Nabil

physics
Three resistors, 1.17, 2.84, and 3.65Ω, are connected in series across a 20.3-V battery. Find the power delivered to each resistor.
February 25, 2013 by Anonymous

physics
Three resistors, 1.17, 2.84, and 3.65Ω, are connected in series across a 20.3-V battery. Find the power delivered to each resistor.
February 25, 2013 by Anonymous

Physics
Three resistors of value 1.0 , 2.0 and 4.0 are connected in a parallel circuit with a 6.0 V battery. a) What is the total equivalent resistance? b) What is the across each resistor? c) The power delivered to the 4.0 resistor?
June 12, 2014 by Anonymous

physics
Three resistors are connected to a 20 V battery as shown. The internal resistance of the battery is negligible. (a) What is the current through the 15 resistance? (b)What is the voltage difference across the 20 resistance?
December 1, 2012 by luz

Physics
When two resistors are connected in series across a 12-V battery, 1.1A flows. When they are connected in parallel across the same battery, 6.3A flows. What is the smaller resistor's value?
March 20, 2014 by Bano

physics
Multiple-Concept Example 9 discusses the physics principles used in this problem. Three resistors, 2.2, 3.9, and 6.4 Ω, are connected in series across a 24-V battery. Find the power delivered to each resistor. resistance (Ω) power (W) 2.2 ______ 3.9 ______ 6.4 ______
January 26, 2011 by ali-1

Physics - Electricity
Three resistors (15, 20, 25 ohms in this order) are connected to a 13-V battery . The internal resistance of the battery is negligible. What is the voltage difference across the 20-Ω resistance?
April 4, 2013 by Amy

Physics
Two resistors of equal resistance are connected in series with each other and are connected to a battery that produces a potential difference of 8 V. If the current is 0.2 A what is the value of each resistance?
November 29, 2012 by Stan

Physics
Two resistors of equal resistance are connected in series with each other and are connected to a battery that produces a potential difference of 8 V. If the current is 0.2 A what is the value of each resistance?
December 2, 2012 by Shane

Physics
Two resistors of equal resistance are connected in series with each other and are connected to a battery that produces a potential difference of 8 V. If the current is 0.2 A what is the value of each resistance?
December 2, 2012 by Sarah

Science
When 2 resistors, R1 and R2 are connected in series across a 6V battery the potential difference across R1 is 4V. When R1 and R2 are connected in parallel to the same battery the current through R2 is 0.45 A. Find the values of R1 and R2. Thanks :)
April 8, 2013 by Lisa

Physics II
Three identical resistors are connected in series. When a certain potential difference is applied across the combination, the total power dissipated is 18.0 W. What power would be dissipated if the three resistors were connected in parallel across the same potential difference...
July 5, 2007 by Tifani

Physics-Please help
I need a little direction with this question:If someone could provide the correct formula, I think I divide each reistor by 12V but I'm not sure. To find total resistance, do I just add the reciprocals? Three resistors connected in parallel have individual values of 4.0, 6.0 ...
March 24, 2011 by Sally

physics
Three identical resistors are connected in series to a battery. The voltage drop across one of the resistors is ___ times the voltage of the source.
May 18, 2011 by Sushmitha

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? Explain your answer. ...
September 24, 2013 by Anonymous

circuits
A string of five series resistors is connected across a 20 v battery. Zero volts are measured across all the resistors except the second one. What can be wrong with this circuit?
May 30, 2013 by Adam

Physics
1)Four resistors of 10.0 each are connected in parallel. A combination of four resistors of 10.0 each is connected in series along with the parallel arrangement. What is the equivalent resistance of the circuit? A)80.0 B)40.4 C)40.0 D)42.5 I got C 2)A 2.00 resistor, and a 12.0...
April 9, 2008 by Jon

Physics
A 9.00 V storage battery is connected to three resistors, 4.25 Ω, 11.0 Ω, and 21.0 Ω, respec-tively. The resistors are joined in series. Calculate the equivalent resistance.
July 25, 2013 by Lynn

Physics
A 9.00 V storage battery is connected to three resistors, 4.25 Ω, 11.0 Ω, and 21.0 Ω, respec-tively. The resistors are joined in series. Calculate the equivalent resistance can someone answer this please?
July 25, 2013 by Lynn

Physics
A series combination of two resistors of resistance 12 ┘ and 8 ┘ is connected across a source of emf 24 V. What is the potential difference across 8 ┘ resistors? Do you know the formula for this?
January 24, 2013 by struggling student

PHYSICS
When the resistors are connected in series to a 12.0-V battery, the current from the battery is 1.73 A. When the resistors are connected in parallel to the battery, the total current from the battery is 10.1 A. Determine the two resistances.
January 25, 2013 by PLEASE HELP

Physics
When a pair of identical resistors is connected in series which of the following is the same for both resistors: voltage across each, power dissipated in each, current through each? What about if the resistors are different from each other?
April 15, 2008 by Shay

physics
Five identical resistors, each of resistance R, are connected in series to a battery, and a total current of 9.74 A flows in the circuit. i. Now, another resistor of resistance R is added to the circuit, in series with the rest of the resistors. Find the new total current in ...
October 8, 2014 by kelly

physics (please check)
Four 20-ohm resistors are connected in series and the combination is connected to a 20 V emf device. The current in any one of the resistors is: A) .25 A B) 1.0 A c) 4.0 A D) 5.0 A E) 100 A My answer: A R= 20 + 20 + 20 + 20 =80 V= IR 20/80=I I=.25 A battery with an emf of 24 V...
March 28, 2007 by susane

Physics
In a series circuit, the power source is 9-volt battery and three resistors. R1=7ohm R2=9ohm R3=2ohm What is the total resistance in this series circuit? What is the current? Please help I don't understand this!, Thank you
March 10, 2014 by Cherie

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? -What is the current in...
February 18, 2010 by Rony

Physics
A 20 volt battery has a 4 ohm internal resistance. There is a 5 amp fuse in the main line of the battery. How many 6 ohm resistors can be connected in parallel across the battery before thefuse blows?
June 23, 2014 by Chyna

Physics
A battery of three cells in series each of emf 2v and internal 0.5 ohms is connected to 2ohms resistor in series with a parallel combination of two 3ohms resistors (a)draw the circult diagram (b)the effective of external resistance (c)the current in the circult (d)the lost ...
November 23, 2010 by Emmanuel

physicsc
Two 7.4 resistors are connected in parallel, as are two 4.9 resistors. These two combinations are then connected in series in a circuit with a 11 battery. What is the current in each resistor? What is the voltage across each resistor?
February 22, 2010 by Anonymous

physics
Two resistors connected in series have an equivalent resistance of 790.6 . When they are connected in parallel, their equivalent resistance is 170.2 . Find the resistance of each resistor. (small value) (large value)
February 20, 2012 by Anonymous

Physics Resistance
A 65 V. battery is connected across a 65400 ohm and a 37700 ohm resistor connected in series. What is the per cent error in the voltmeter reading when placed across the first resistor, if the voltmeter resistance is 143000 ohms? Not sure where to go with this problem, Its easy...
November 11, 2012 by andrew

PHYSICS 2
Two resistors have resistances R(smaller) and R(larger), where R(smaller) < R(larger). When the resistors are connected in series to a 12.0-V battery, the current from the battery is 1.99 A. When the resistors are connected in parallel to the battery, the total current from...
January 25, 2013 by PLEASE HELP

pHYSICS
Two resistors have resistances R(smaller) and R(larger), where R(smaller) < R(larger). When the resistors are connected in series to a 12.0-V battery, the current from the battery is 1.99 A. When the resistors are connected in parallel to the battery, the total current ...
January 26, 2013 by PLEASE HELP

physics
Five identical resistors, each of resistance R, are connected in series to a battery, and a total current of 9.74 A flows in the circuit. i. Now, another resistor of resistance R is added to the circuit, in series with the rest of the resistors. Find the new total current in ...
October 8, 2014 by kelly

Physics
You have two identical resistors 50kohm each and a 1.5V battery. Which of the following statements are true a)the current drawn is bigger if the resistors are in series b) the current drawn is bigger if the resistors are in parallel c)the voltage across each resistor is bigger...
April 6, 2008 by Andrea

Physics
A battery has an internal resistance of 0.42. A number of identical light bulbs, each with a resistance of 31.500, are connected in parallel across the battery terminals. The terminal voltage of the battery is observed to be one-half the emf of the battery. How many bulbs are ...
September 26, 2012 by Luis

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 resistor? V9.1,V5.9 = V
February 10, 2010 by Lanise

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 resistor? V9.1,V5.9 = V
February 12, 2010 by Lanise

power dissipation
What is the power dissipated by resistor R1 of the following circuit: two batteries in series (with values V1 = 20 volts and V2 = 20 volts) connected across three resistors in series with values R1 = 10k, R2 = 10k, and R3 = 20k im getting the answer 4 but i know its wrong. ...
May 25, 2013 by Adam

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 is 20 V. So, I divided...
March 15, 2007 by susane

Physics
1)Several resistors are connected in series. If a battery provides constant voltage in this circuit the addition of another resistor in series a)increases current through each resistor b)decreases current through each resistor c)doesn't affect the current throught any resistor...
April 4, 2008 by Andrea

science physics
i dont get how to solve this please help me Two resistors, 47 ┘ and 82 ┘, are connected in series across a 45 V battery. What is the current in the circuit?
January 5, 2012 by jason

physics
Consider a battery that has Vt = 12.0 V when it is not connected to a circuit. When a 10.0- resistor is connected with the battery, the potential difference across the batteryĺs terminals drops to 10.9 V. What is the internal resistance of the battery?
September 12, 2012 by anna

Physics
The battery in the circuit diagram has an EMF of 12V and an unknown internal resistance r. Voltmeter V1 is connected across the battery and voltmeter V2 is connected across the switch S. The resistance of the connecting wires and the ammeter is negligible. calculate the total ...
October 11, 2010 by Jennifer

Physics
The battery in the circuit diagram has an EMF of 12V and an unknown internal resistance r. Voltmeter V1 is connected across the battery and voltmeter V2 is connected across the switch S. The resistance of the connecting wires and the ammeter is negligible. calculate the total ...
October 11, 2010 by Jacqui

physics
A 10 amp fuse is connected in series to 4 identical 5 ohm resistors in parallel with each other. What is the maximum size battery that could be connected without blowing the fuse?
February 24, 2011 by Crystal

Physics
A 2.0-ohm resistor is connected in series with a 20.0-V battery and a three-branch parallel network with branches whose resistances are 8.0 ohms each. Ignoring the battery's internal resistance, what is the current in the battery?
April 4, 2013 by leo

College Physics
You have 20 and 80 (unit is the upside down U) resistors in a circuit with a 100 V battery. A)These resistors are parallel. Find the current through each resistor and the voltage drop across each resistor. B) These resistors are connected in series. Find the current through ...
February 7, 2010 by Kate

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 connected to a 20 V device. ...
March 15, 2007 by susane (recheck thxs)

physics
When 3 resistors of 1 ohm resistance each are connected in series to a 12 volt power supply, the total resistance of the circuit is _______ ohms. I really appreciate any help with this stuff - it's difficult for me! Thanks
July 20, 2008 by Claire

Physics
A battery with an emf of 7.9 V and internal resistance of 1.37 Ω is connected across a load resistor R.If the current in the circuit is 0.88 A, what is the value of R? Answer in units of Ω What power is dissipated in the internal resistance of the battery? Answer ...
March 4, 2013 by Tiffany

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 of the 10.0 Ohms ...
February 17, 2010 by Rony

AP PHYSICS
A 3.0-uF capacitor and a 4.0-uF capacitor are connected in series across a 40.0-V battery. A 10.0-uF capacitor is also connected directly across the battery terminals. Find the total charge that the battery delivers to the capacitors. I NEED HELP WITH THIS PROBLEM. THANKS!
April 1, 2008 by Becky

physics
The load across a 12 V battery consists of a series combination of three resistors 21 ohm, 22 ohm, and 56 ohm. What is the total resistance of the load?
March 28, 2011 by maria

physics
The load across a 12 V battery consists of a series combination of three resistors 21 ohm, 22 ohm, and 56 ohm. What is the total resistance of the load? Answer in units of .
March 29, 2011 by maria

physics
two resistors , 47 ohm and 82 ohm are connected in series across a 45 V battery. what is the current in the circuit ?
December 18, 2012 by apriel

Physics.
A 15.0- resistor and a 20.0- resistor are connected in parallel. A 5.00- resistor is connected in series with this parallel arrangement. The resistors are connected across a 1.00 10^2-V battery. What is the current flowing through the 20.0- resistor? IS it 3.15 A?
May 20, 2009 by Amber.

Physics
Two resistances, R1 and R2, are connected in series across a 15-V battery. The current increases by 0.050 A when R2 is removed, leaving R1 connected across the battery. However, the current increases by just 0.025 A when R1 is removed, leaving R2 connected across the battery. ...
February 21, 2013 by Elizabeth

Physics
3) What is the emf of a battery with an internal resistance of 0.15 if the battery delivers 1.5 A to an externally connected 5.0 resistors?
June 12, 2014 by Anonymous

Physics
Two resistors connected in series have an equivalent resistance of 783.4 Ω. When they are connected in parallel, their equivalent resistance is 171.3 Ω. Find the resistance of each resistor. 1) small resistance (ohm) 2) large resistance (0hm)
September 8, 2013 by gita

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
February 10, 2010 by Lanise

physics numerical
a parallel combination of two resistors of 2ohm each has third resistor of 4ohm in series with the combination.if a battery of 10V with negligible internal resistance be applies across them,find the p.d. across the resistor.
October 20, 2011 by brock

physics
Your car's 31.5 W headlight and 2.15 kW starter are ordinarily connected in parallel in a 12.0 V system. What power would one headlight and the starter consume if connected in series to a 12.0 V battery? (Neglect any other resistance in the circuit and any change in resistance...
February 24, 2013 by taryn

Physics
Batteries are not perfect. Instead they have an "internal resistance, a catch all phrase which describes the internal chemical workings of the battery which prevents it from providing an unchanging voltage regardless ofnits load. A simple model of internal resistance attaches ...
March 8, 2008 by jenish

Physics EM
A battery with EMF 90.0 V has internal resistance R_b = 8.68 Omega. What is the reading V_v of a voltmeter having total resistance R_v = 485 \Omega when it is placed across the terminals of the battery? Express your answer with three significant figures. V_v =88.4V This is the...
March 10, 2008 by Spencer

Science
A battery of emf 12v nd internal resistance (r) 1.5votls is connected to an external resistance (R) of 3ohms. (1.) Cal, the current flowing in the circuit. (2,) the p.d draw across the 3ohms resitor and the internal resirtance. (3) determine Voltage of the battery and comment ...
May 21, 2011 by Usoro

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 across the 15 ohms ...
February 12, 2012 by jazz

repost physics E&M please
A battery with EMF 90.0 V has internal resistance R_b = 8.68 Omega. What is the reading V_v of a voltmeter having total resistance R_v = 485 \Omega when it is placed across the terminals of the battery? Express your answer with three significant figures. V_v =88.4V This is the...
March 11, 2008 by Spencer

Physics
Batteries are not perfect. Instead they have an "internal resistance, a catch all phrase which describes the internal chemical workings of the battery which prevents it from providing an unchanging voltage regardless ofnits load. A simple model of internal resistance attaches ...
March 9, 2008 by raks

Physics
Four resistors 2.1Ω, 3.2 Ω, 4.3 Ω, and 5.4 Ω are connected in a series to a 9 V battery. The effective resistance in the circuit is:
May 28, 2013 by Jake

physics
Two resistors connected in series have an equivalent resistance of 783.4 Ω. When they are connected in parallel, their equivalent resistance is 171.3 Ω. Find the resistance of each resistor. Ω (small resistance) Ω (large resistance
September 6, 2013 by priya

Physics
Consider the circuit shown in the figure below. Use the following as necessary: R1 = 11.00 ┘, R2 = 1.40 ┘, and V = 6.00 V. (a) Calculate the equivalent resistance of the R1 and 5.00 ┘ resistors connected in parallel. 1 ┘ (b) Using the result of part (a), calculate the combined...
October 5, 2010 by chuck

physics
The voltage across the terminals of a 8.90 V battery is 8.00 V when the battery is connected to a 50.0 \Omega load.What is the battery's internal resistance?
March 9, 2011 by Mitchell

Phyics please help ms sue
A 9 v battery is connected across a series combination of 100 W, 35 W, and 55 W resistors. The current measured in the circuit is 100 mA. What can be wrong in this circuit?
May 31, 2013 by Anonymous

Ap physics
Four resistors are connected to a battery with a terminal voltage of 12.0 V, (R1 = 40.0 , R2 = 80.0 , R3 = 140.0 and R4 = 15.0 ) (a) Determine the equivalent resistance for the circuit. 1 (b) Determine the current in the battery. 2 V (c) Determine the current in the 40.0 ...
May 11, 2012 by Amelia

physics
A battery of emf and negligible internal resistance is connected to two resistances R1 and R2 in series. What is the potential difference across R2?(a)E(R1+R2)/R2(b)E(R1+R2)/R1(c)ER2/R1+R2(d)ER1/R1+R2
September 15, 2013 by john

physics
A 24V battery of internal resistance of 10ohms is connected to a variable resistor. At what value of current drawn from battery the rate of heat produced by the resistor is maximum? Hence find its value.
March 16, 2010 by Edwin

Physics
Two resistors 10 ┘ and 5 ┘ are connected in parallel across a 15 V battery. What is the potential difference across the 10 ┘ resistor? Which formula do I use?
February 2, 2013 by justonequestion

Science (Physics)
Two resistors 3ohms and 6ohms are connected in parallel across a 6V battery, what is the current flow through the 3ohms resistors? Just the formula please.
August 3, 2014 by Tyler

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 series, RT = R1 + R2. ...
May 9, 2014 by Anonymous

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 series, RT = R1 + R2. ...
May 9, 2014 by Anonymous

physics
two unknown resistors a and b are connected together. when they are connected in series their combined resistance is 15 ohm. When they are connected in parallel, their combined resistance is 3.3 ohm. What are the resistances of A and B?
February 16, 2012 by fatih

Electronics
Two resistors of 15ohms and 5ohms are connected in parallel.this parallel combination is connected in a series with a third resistor of 10ohms.the whole circuit is then connected across a 40 volts supply. 1.determine the resistance of the circuit. 2.the current drawn from the ...
March 14, 2013 by Hellen

Science
To find the current in a complex circuit, it is necessary to know the potential difference in each device in the circuit. current in each device in the circuit. equivalent resistance of the circuit. number of branches in the circuit. C Three resistors connected in parallel ...
January 7, 2012 by Anonymous

Phyics
A resistor has a resistance R, and a battery has an internal resistance r. When the resistor is connected across the battery, ten percent less power is dissipated in R than would be dissipated if the battery had no internal resistance. Show that the ratio r/R is equal to 0.054...
February 10, 2010 by ALan

PHYSICS
Two bulbs are connected in parallel across a source of emf EMF = 10.0V with a negligible internal resistance. One bulb has a resistance of 3.0 Omega , and the other is 2.5 Omega . A resistor R is connected in the circuit in series with the two bulbs. What value of R should be ...
August 23, 2012 by sarah

Physics repost
Four resistors of 10.0 each are connected in parallel. A combination of four resistors of 10.0 each is connected in series along with the parallel arrangement. What is the equivalent resistance of the circuit? A)80.0 B)40.4 C)40.0 D)42.5 This is all I understand. Can you ...
April 9, 2008 by Jon

physics
12.oo volt battery is connected in a series to 4 identical 5.00 ohm resistors what is the current
May 8, 2012 by Anonymous

Physics
I am having some problems trying to figure this out. Series circuits I have a "d" battery, a battery holder, 3 different resistors, and a multimeter. How do I put the resistors into a series cicuit? And when I use the multimeter, does it need to be set on ohms or volts? Also, ...
October 15, 2007 by Soly

science
A 24 V battery of internal resistance 4 ohm is connected to a variable resistor. At what value of the current drawn from the battery is the rate of heat produced in the resistor is maximum?
September 3, 2014 by Himanshu Kumar

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 e) 9.0 in parallel My...
March 28, 2007 by susane

physics: Electricity/Resistance
If I have a 9V circuit, with: 2 resistors in parallel; followed by: 2 single resistors in series; and I calculate the effective R of the parallel pair (using 1/R=1/R1+1/R2); can i then add this value to the series resistors to get a total for the circuit? As in: (1/R=1/R1+1/R2...
February 16, 2009 by charlie

Physics
1)A 15.0 resistor and a 20.0 resistor are connector in parallel. A 5.00 resistor is connected in series with this parallel arrangement. The resistors are connected across a 1.00(I think something else is suppose to be after that but its missing)10^2-V battery. What is the ...
April 9, 2008 by Jon

Electrotechnics N4
A circuit,consisting of 3 resistances 12,18 & 36 ohms respectively joined in parallel is connected in series with fourth resistance.the whole is supplied at 60 volt & it is found that the power dissipated in the 12Ohm resistance is 36 watt. Determine the value of the fourth ...
June 30, 2011 by Siboniso

Physics
Three parallel plate capacitors (C1,C2 and C3 ) are in series with a battery of 100 V. C1=2500 micro Farad; C2=2C1 , C3=3C1 . (a) What is the potential difference over each capacitor and how much charge is on each capacitor? Across C1 :V1 (in Volts) = incorrect Q1 (in C) = ...
March 13, 2013 by P

Physics
1)Several resistors are connected in parallel. If a battery provides constant voltage in this circuit the addition of another resistor in parallel a)increases current through each resistor b)decreases current through each resistor c)doesn't affect the current through any ...
April 5, 2008 by Andrea

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