Ev E EAaBbCcDdEAaBbCcDdEAaBbCcDdFAaBbCeDdEe>NormalNo SpacingHeading 1Heading 2Section 1- How can we measure voltage. current. and resistance?R esistance CoilsA or 1B or 2C or 3D or 4E or 5DescriptionLength10m10m20m20m10mWire Diameter2228222822(Gauge)SubstanceСopperСopperCopperCopperGerman SilverVoltage (Volts)0.1210.4160,2130.8042.5Current0.180.180.180.180.18(Amperes)Resistance0.121/0.18-0.7 0.416/0.18-0.8 0.213/0.18=1.18|0.804/0.18-4.5 2.5/0.18-13.9(Ohms)Note: Number 22 gauge wire has twice the diameter of number 28 gauge wire.Section 2 - Does resistance depend on length?1. (1) Compare the resistahce for coils A and C2. (2) What is the effect of length on resistance23. (3) Compare the resistance for coils B and D.Section 3 - Does resistance depend on diameter?1. (1) Compare the resistance for coils A and B.2. (2) What is the effect of diameter on resistance?3. (3) Compare the resistance for coils C and D.Section 4- Does resistance depend on the kind of material?1. (1) Compare coils A and E.2. (2) What is the effect of material on resistance?Focus

As per guidelines , only 3 subparts are solved here. Section 2. 1.(1) Resistance of coil A =…

Answered: Section 2 - Does resistance depend on…

Section 2 - Does resistance depend on length? 1. (1) Compare the resistance for coils A and C 2. (2) What is the effect of length on resistance2 3. (3) Compare the resistance for coils B and D.

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter27: Current And Resistance

Section: Chapter Questions

Problem 27.5CQ: How does the resistance for copper and for silicon change with temperature? Why are the behaviors of...

See similar textbooks

Related questions

Q: Assume that the resistance = 3.9 ohms, the width of the rails is 2.2 m, the magnetic field magnitude…

Q: Part 3. Use the following table to answer the questions below: Transformer A B C D Input voltage 240…

Q: The current in the RL circuit shown below reaches half its maximum value in 1.75 ms after the switch…

Q: For items 1-3, study the schematic below. R, = 1.3n 1.5 A R = 1.5n CR3 = 1.8n 20V Fig. 6.3.9.…

A: The direction of the loop is clockwise.

Q: 3. Determine the temperature of the field winding of a series motor when its resistance had…

A: Final Resistance R2 = 240 Ω Initial Resistance R1 = 120 Ω Initial Temperature T1 = 15°C Temperature…

Q: The output current of a transformer in which the voltage is stepped down is usually higher than the…

A: In case of step-down transformer, number of turns in secondary coil is less than that of number of…

Q: 1) A voltage is varied in a primary solenoid with 2900 +/- 100 turns of coil. The length of the…

Q: Determine the direction of the current in resistor ab when (i) switch S is opened after having been…

A: Lenz's law says that the direction of an induced current(I) is always oppose the variation in…

Q: You wish to invent a sparker for lightning gas burners. A 1.5-A current from a battery runs through…

Q: What additional closed loop could be set up, based on the circuit shown in figure 41.1? Apply…

Q: In the circuit below, the switch is initially open (so there is no current). We close the switch at…

Q: Example 1.l: A copper coil when connected to a 30 volt supply initially takescurrentof3 A and has a…

Q: 1oop is moved through a magnetic fleld in 7 S, wnere the initial magnetic flux is the final magnetic…

Q: The current in the RL circuit shown below reaches one-fifth its maximum value in 2.00 ms after the…

A: (a) Write the expression for the current in a RL circuit, and solve for the time constant.

Q: 5. In an electric circuit containing inductors, the largest induced voltage usually occurs is opened…

Q: 72. What will be the sign convention of the voltage if the direction of the current is opposite to…

Q: If the circuit is moved to position 2, find the current after 2 seconds. The current before…

Q: QUESTION 1 The charger cord used to recharge a cell phone contains a transformer that reduces 120 V…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What is the rate at which the current though a 0.30-H coil is changing if an emf of 0.12 V isinduced…

A: We know that emf ϵ=-LdIdt dIdt=ϵL

Q: The current in an RL circuit builds up to one-third of its steady-state value in 5.54 s. Find the…

Q: Aside from the Electromagnetic Induction, what other principle is use for the generation of emf in…

A: An AC generator is a mechine that can convert mechanical energy into electrical energy.

Q: Validity of Ampere's Law. In which of the following systems does Ampere's law apply? Consider that a…

A: Ampere's law gives the relationship between the current and the magnetic field that is created by…

Q: A swith controls the current in a circuit that has large inductance. If the switch is open but near…

A: Inductor doesn’t allow sudden change in current. When the switch is initially closed, current is…

Q: 5. An inductance of 1 henry and a resistan ce of 10 ohms are co e.m.f. of E = 120 Sin 60t volts. If…

A: Given:-5 The inductance L = 1 henry the resistance R = 10 ohms EMF = 120sin60t Find:- The…

Q: Why is the size of the transformer at the electrical substation bigger than that the handphone…

A: Transformers are used to alter the voltage of alternating voltage sources as per requirement of the…

Q: An ideal transformer steps down a voltage of 240V to supply power to a lamp with a power rating 3V,…

Q: The self-inductance of the circuit in the figure below is 9.10 x 10-8 H. Find the back emf when the…

Q: 7. An inductance of 2 henry and a resistance of 10 ohms are connected in series with and…

Q: Determine the temperature of the field winding of a series motor when its resistance had increased…

A: Given data, Resistance after 4 hours =230 Ω Resistance at 110C is =148 Ω Temperature coefficient at…

Q: 1. In the circuit below, suppose the switch has been in position A for a very long time. If it is…

A: For a L-R circuit, From boundary condition,

Q: Briefly explain how the relative phase between voltage and current is given for an RLC circuit?…

A: Phase difference in a series RLC circuit in which Voltage across Inductor = VL Voltage across…

Q: In an A.C circuit, if the phase difference () is -35°, then it it will be an RL circuit. Select one:…

Q: A more complicated RL circuit is created (see diagram at right); again the switch is closed at t =…

Q: 1. When running at its operating speed, a 210-V dc motor with an armature whose resistance is 1.70 Q…

A: Voltage of the motor is V = 210 V Resistance of the armature is Ra = 1.70 ohms Required current is…

Q: 2. An inductance of 1 henry and a resistance of 1 ohm are connected in series with a constant e.m.f.…

A: Given: L=1HR =1ohmat t=0 , i=0and at t=5sec , i =10 A

Q: 11 - Four resistors, one uncharged capacitor and two inductors are arranged as shown in the figure.…

A: Just after the switch is closed. Capacitor will behave as a wire And, Inductor will behave as open…

Q: 4. The RLC circuit in the figure below contains two identical capacitors and two switches. The emf…

A: 4) When both the switches were closed, the capacitor and resistor on the left and right side get…

Q: 5. In the circuit below, a battery supplies a constant voltage of 40 V, the inductance is 2 H, the…

A: (a) The given circuit is an LR series circuit. The current in an LR series circuit is given by,…

Q: 2. Propose some other methods to find the inductance.

Q: The current in the RL circuit shown below reaches one- fourth its maximum value in 2.75 ms after the…

Question

Ev E E
AaBbCcDdE
AaBbCcDdE
AaBbCcDdF
AaBbCeDdEe
>
Normal
No Spacing
Heading 1
Heading 2
Section 1- How can we measure voltage. current. and resistance?
R esistance Coils
A or 1
B or 2
C or 3
D or 4
E or 5
Description
Length
10m
10m
20m
20m
10m
Wire Diameter
22
28
22
28
22
(Gauge)
Substance
Сopper
Сopper
Copper
Copper
German Silver
Voltage (Volts)
0.121
0.416
0,213
0.804
2.5
Current
0.18
0.18
0.18
0.18
0.18
(Amperes)
Resistance
0.121/0.18-0.7 0.416/0.18-0.8 0.213/0.18=1.18|0.804/0.18-4.5 2.5/0.18-13.9
(Ohms)
Note: Number 22 gauge wire has twice the diameter of number 28 gauge wire.
Section 2 - Does resistance depend on length?
1. (1) Compare the resistahce for coils A and C
2. (2) What is the effect of length on resistance2
3. (3) Compare the resistance for coils B and D.
Section 3 - Does resistance depend on diameter?
1. (1) Compare the resistance for coils A and B.
2. (2) What is the effect of diameter on resistance?
3. (3) Compare the resistance for coils C and D.
Section 4- Does resistance depend on the kind of material?
1. (1) Compare coils A and E.
2. (2) What is the effect of material on resistance?
Focus

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

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 :)
The resistances R₁ = 152, R₂ = 252, R3 = 10 ,, R4 = 52, R5 = 152, are connected as shown in the figure to a voltage source of V= 25 volts. R1 Calculate, ww R2 ww R3 b) Voltage across R5 (in Volts) = c) Current in R₂ (jn Amperes) = www a. Equivalent resistance of the circuit = d) Voltage across R3 (in Volts) = R4 R5
TO 2.The voltage is U=6V. R1= 12 R2 = 22 t I. R3 = 32 ORDE (1)Please CORDEIRO equivalent resistance in the calculate the first LUN TONI2046040 (2)Please calculate the current in the second line I,. R2 line). (R3 line) PADEIRO I. R1 R2 R3
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 20
18. For the circuit shown in Figure below, calculate (a) the voltage drop across the 7o resistor, (b) the current through the 30 o resistor, (c) the power developed in the 8 o resistor, (d) the voltage at point X w.r.t. earth, and I the absolute voltage at point X. 182 30 2 12 V 19. If four identical lamps are connected in parallel and the combined resistance is 100 2, find the resistance of one lamp.
01701&cmid=97298page38 For the following circuit in the figure below. Determine V,-V, (in units of V) for E = 48.5 V. a t of estion 20 20 50 9. Select one: OA. 8.08 OB. -40.42 OC. -9.70 OD. -8.08 OE 9.70 ous page brt sc delete backsoace ent
In the following phasor diagram 90° V O a. voltage lags O b. 'v' and T' are in phase O c. voltage leads O d. current leads
5. Refer to the circuit diagram below; calculate the total resistance, total current, voltage in each resistor, and current in each resistor. Total Resistance: Total Current: Voltage in R1: Voltage in R2: Voltage in R3: Vtotal: 6.00 V Current in R1: Current in R2: Current in R3: ELETC R1: 3.00 Q R2: 8.000 R3: 4.00 Q 000
1. What is the voltage drop across each device? I=VR2. What is the current in the resistor [6-ohm]? Note: Draw another schematic showing combinations of resistance [if there is any]
V1 1] Consider the circuit in the diagram with an unknown resistor R. The known resistor is R₁ = 1k, the power supply voltage is V, 12 Volts, and the measured output voltage is Vx8 Volts. Multisim insists on values, so I put -10 for the 12V unknown. I'll try to take this approach consistently in the homework diagrams, if possible. A) Determine the value of R. B) Determine the current i through the resistors. C) Determine the total power P supplied by the power supply. Hilt R1 ww 1kQ www Rx -122 XMM1 to is
2. If R1 = 22, R2 = 42, R3 = 62, determine the electric current flows in the circuit below using Kirchhoff's law. www R, E =9 V ww R E = 3 V, www
3. Given the circuit chown in Figure 2. a) Find the current in the 14 volt battery. b) Find the potential difference Va - Vp. 20 V 30 -W- 14V 1n a W- b 10V 40 W- Figure. 2