The pitential at the terminals of the battery falls from aV on arcost to a volts when a resistar of 10 ohms open Is connected across its terminals What is the nternal resistance of the batterg ?
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- (Indicates a review question, which means it requires only a basic understanding of the material to answer. Questions without this designation typically require integrating or extending the concepts presented thus far.) . A solid metal cylinder has a certain resistance. It is then heated and carefully stretched to form a longer, thinner cylinder. After it cools, will its resistance be the same as, greater than, or less than what it was before? Explain our choice.What is the resistance of a loaster i 120 V produces a currenit of 4.5 A7 Express your answer using two significant figures. 中A R- Submit Beauest AnrA. 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 :)
- connected con sist of five resis tors 7.a A circit as below. Determine the effective Tesistance in the circuit. RI RS- R2 R+ Ginen R, = sor, Rz=25Jr, R3= 30r, R¢=60r, Rs= 70r iD Wlhat is Hhe current is Hhe circuit iç the potential the resistors is 24 V? CICcross What is the potential that ccin be tapped across Rs? b.A circuit consist sisc capacitors connicted as below, detemine the effective capacitalnce. (3 G= SmF, G= Smf, G= 6mF, C4 = 6mF, Gaigg fo Cs= 8mF, C6 = 8 mF. What is the energy stored in the capacitors in ;circuit if the potential across %3D the the capacitors is 24V? C- lwo charges +3C and t 5C are placed 20Cm from in Yacuum- Wlhat magnitude of force will. their Centres they ebcert on each other, If Hhe sccond charge hes its polacity changed to negative (-sc). Inlliat would be the nature of the force ? Will there be a change in magnitude ? LPermitivity of free space a 8.8sx 10 -12A resistanca R dissipatos a powor P when connectod in sorios with a battory with an oloctromotivo forca of 15.0 V and a nogligible intarnal rosistance. If a second rosistance 2R is addod in sorios with tho first, the powor dissipatod by the sccond resistance in this now circuit is: Soloct one: O a. P/2 O b. 2P/9. O c. 4P/9. O d. 2P. O o. 9P/4.8. Determine the magnitude of the current and its direction in each resistor. 20.0 V 30.0 N 10.0 V circuit shown n the There ae our rent I enters a note Tems hes into three seper 5.00 N 20.0 0 according udo Greatest fi b AY ) Considering AVAV first. Explain
- Actiny 12V The reading On the Voltmeter V=qV d). Calculate the reading 2. Calculate the A, and A a voltage 3. blhat is the voHtiage across across the parallel Connection 22 and Hi Calculate the resistance R 5. Calculate the carrent puesng enaigh 22 and R.dew meeting 4. Consider the circuit given below. V 20 V, RI = 2 2, R2 = 5 0, R3 = 10 2 and R4 = 8 2. Calculate the current and the voltages across each resistor. oin a meeting Boot Barn AEL ROBINSON, Your order is on its way! Sign Feb 20 Ri uts Navy Federal Credit, Feb 20 mael service@paypal.com een processed Hello, ISHMAEL ROBINSON Yo.. Feb 20what is the total resistance? Assume that the current enters one coraer and the sides of a cube. exits at the diagonally opposite corner. B. A cell with internal resistance of 1.0 o is connected in series withn5.0 oresistor and 3.0 N. The voltage across the 5 n resistor is 5 V. (al What current flows through the circuit? (b) What is the voltage across the 3 a resistor? iel What is the terminal voltage of the cell? (d) What is the emf of the cell? 9. There are 100 graduations In the scale of an ammeter with internal resistance of 0.18 n and intended to measure a current up to 10 A. (a) What is the value of each graduation? (b) Convert this to an ammeter that can measure up to 100 A. (c) How will the value of the graduations change? 10. There are 30 graduations in the scale of a voltmeter with an internal ading of 30 V.
- d complete it by drawing the connecting wires that are needed to the multimeter. Li Fig ge UPN acroSs a- What m L2 open. What is t Li positive 0.50 If the tw the volta Fig.10 of figure 8, th ates: 10- The vo The ammeter indicates 0.5 A. the cir the vol of the ammeter AL b- What is the current carried by L2? C- What is then the current sent by the generator? a- Draw again the circuit of figure 11, and draw the connecting wires needed to measure the voltage across the lamp using the multimeter. M Fi N e figure 9, t ces l1=750 m A2 indicate would t e? Justify yo Fig.11 b- If the voltage across the dry cell is constant at 9V. what would the voltmeter indicate when the switch is: open? closed? Whah u o m I. What is the total resistance ! 0 hol 2. What is the total current? 3. What is the voltage drop at the 2 onm resistor? 4. What Is the Power provided by the battery? 5. What Is the power Consumed by the n resistor? iliomit ort abnu batamam/sir how do u draw an electrical circuit, with a voltometer and a anmeter.