Two aluminum wires have the same resistance. If one has twice the length of the other. What is the ratio of the diameter of the longer wire to the diameter of the shorter wire? O A. 0.71 O B. None O C. 1.41 O D. 2 O E. 0.5

Two aluminum wires have the same resistance. If one has twice the length of the other. What is the ratio of the diameter of the longer wire to the diameter of the shorter wire? O A. 0.71 O B. None O C. 1.41 O D. 2 O E. 0.5

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter21: Circuits And Dc Instruments

Section: Chapter Questions

Problem 2PE: (a) What is the resistance of a 1.00 102-O, a 2.50-k O, and a 4.00-kresistor connected in series?...

See similar textbooks

Related questions

Q: Consider a 1100 W, 120 V megatoaster that perfectly toasts bread every time. a) What is its…

Q: Three resistors, 28, 46, and 76 Ω, are connected in series, and a 0.49-A current passes through…

A: (a) Since the resistors are connected series, the equivalent resistance is the sum of the given…

Q: Question 8 The resistors in the circuit shown in the figure each have a resistance of R=700 2. What…

A: Given data, Resistance value, R = 700 ohms

Q: 10. Consider a 1100 W, 120 V megatoasterM that perfectly toasts bread every time. a) What is its…

Q: Q2:-For the network of fig. Find:- a-The Thevenin equivalent? b- The current through load resistor.…

A: (a)

Q: A 12- V battery causes a current of 0.60 A through a resistor. (a) What is its resistance, and (b)…

Q: Q7/ A cube of a material of side 1 cm, has a resistance of 0.012 between its opposite faces. If the…

Q: A wire of length ℓ and of cross section A has a resistance R. What is the resistance obtained if one…

A: Given,

Q: The four resistors in the figure have an equivalent resistance of 12 2. The resistances are as…

Q: A 100 μF defibrillator capacitor is charged to 1500 V. When fired through a patient's chest, it…

Q: Nerve impulses are carried along axons, the elongated fibers that transmit neural signals. We can…

Q: All of the electrical outlets in a room are connected in a single parallel circuit. The circuit is…

A: To determine,partathe maximum total power(P) that can be supplied by the outlets without blowing the…

Q: On the technical sheet of a television, you can read the following information: 120 V, 225 W. a)…

Q: 2. A certain wire has a resistance R. What is the resistance of a second wire, made of the same…

Q: A total resistance of 3.29 Q is to be produced by connecting an unknown resistance to a 12.34 Q…

Q: If both the diameter of a wire and its length are quadrupled , what will happen to its resistance?…

A: Solution: The expression for the resistance of a wire is given by: R=ρlA.........(i) where, ρ is…

Q: Q2. A resistor is connected in series with a power supply of 20.00 v. The current measure is 0.50 A.…

A: Given data: Voltage (V) = 20.00 V Current (I) = 0.50 A Required: Resistance (R)

Q: What is the resistance of a 4.5-m length of copper wire 1.5 mm in diameter? (Ans. 4.3x10-2 Q) I

A: Given: Length of the wire (L)=4.5 m The diameter of the wire (d) = 1.5 mm The radius of the wire (r)…

Q: 6. Two conductors are made of the same material and have the same length. Conductor A is a solid…

Q: Explain every step why the resistance of a conductor increases with temperature.

A: The resistance of a material is the opposition offered by a material towards the flow of current…

Q: Ohm's Law verification Graph 3.0 1.0 0.5 0.0 Current, I(A) 1.The above graph is a showing the…

Q: 2. A car battery supplies an electromotive force of 12 V and has an internal resistance r. The…

A: Given: The electromotive force is E=12 V. The power requires is P=64.8 W. The resistance of the…

Q: When connected in series, four resistors give an equivalent resistance of 75.0 N. Three of the…

A: Given data: Four resistors are connected in series R1 = 18.0 Ω, R2 = 6.0 Ω, R3 = 24.0 Ω and R4 =?…

Q: Three 40-2 lightbulbs and three 80-Q lightbulbs are connected in series. (a) What is the total…

Q: Some makes of older cars have 6.00-V electrical systems. (a) What is the hot resistance of a 30.0-W…

Q: (a) Of what material is a wire made, if it is 20.0 m long with a 0.150 mm diameter and has a…

A: Given data: Length (L) = 20.0 m Diameter (d) = 0.150 mm = 0.150 × 10-3 m Initial Resistance (Ro) =…

Q: 4. A 200 m long aluminum wire has the same resistance and cross-sectional area as a carbon wire.…

Q: Suppose that E = 65 V. (Figure 1) What is the potential difference across the 40 Ω resistor? What is…

A: Let us say that the voltage across the 40 ohm resistor is V1, and across 60 ohm resistor is V2

Q: The potential difference across a resting neuron in the human body is about 84.0 mV and carries a…

A: The expression for power is written as, Here, V and I represent the potential difference and the…

Q: A total resistance of 3.17 Q is to be produced by connecting an unknown resistance to a 12.09 Q…

Q: Lightbulb A is rated at 120 V and 40 W for household applications. Lightbulb B is rated at 12 V and…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Problem 3: Which one of the following circuits has the largest resistance? Why? E (a) (b) (c) 10 A…

Q: What is the equivalent resistance between points A and B when R = 57.7 Q? 5R B

Q: Explain elaborately why the resistance of a conductor increases with temperature.

A: The obstruction offered by the conductor in the path of flow of electrons is called resistance. The…

Q: A total resistance of 3.22 Q is to be produced by connecting an unknown resistance to a 12.04 Q…

A: Given Information:- Total resistance Rt=3.22 Ω One resistance is R=12.04 Ω Required:- Magnitude of…

Q: 3. Use the table of values in SSLM week6, p3. Calculate the resistance of copper wire, 100m length,…

Q: 13) A ΔV = 2.7 V battery loses E = 6 J of energy each day (t = 24 hrs) powering a cell phone. a)…

A: 13) (a) The expression for charge is given by,

Q: . What is the equivalent resistance (R_eq)? 6b. What is the current for the circuit? 6c. What is…

Q: Consider the circuit shown in (Figure 1). For related problem-solving tips and strategies, you may…

Q: 5) A 10-A current flows for two minutes. (a) How much charge has passed through this circuit? (b)…

A: Given, Current=I=10 A time =t=2 min=120 sec Let charge Q is passing through the circuit since…

Q: A 10-W light bulb is connected into a 220-V outlet. (a) What is the resistance of the bulb? (b) What…

A: Power of light bulb (P) = 10 W Potential difference at the outlet (V) = 220 Volts

Q: (I) What is the diameter of a 1.00-m length of tungstenwire whose resistance is 0.32 Ω ?

A: Given: The length of the wire is L=1 m. The resistance is R=0.32 Ω. The expression for diameter (d)…

Question

Two aluminum wires have the same resistance. If one has twice the length of the other. What is the ratio of the
diameter of the longer wire to the diameter of the shorter wire?
O A. 0.71
O B. None
O C. 1.41
O D. 2
O E.
0.5
re to search

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

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 student uses a 100.00-W, 115.00-V radiant heater to heat the student’s dorm room, dining the hours between sunset and sunrise, 6:00 p.m. to 7:00 a m. (a) What current does the heater operate at? (b) How many electrons move through the heater? (c) What is the resistance of the heater? (d) How much heat was added to the dorm room?
A car battery with a 12-V emf and an internal resistance of 0.050 is being charged with a current of 60 A. Note that in this process the battery is being charged. (a) What is the potential difference across its terminals? (b) At what rate is thermal energy being dissipated in the battery? (c) At what rate is electric energy being converted to chemical energy? (d) What are the answers to (a) and (b) when the battery is used to supply 60 A to the starter motor?
(a) What is the resistance of a 1.00 102-O, a 2.50-k O, and a 4.00-kresistor connected in series? (b) In parallel?
Two aluminum wires have the same resistance. If one has twice the length of the other. What is the ratio of the diameter of the longer wire to the diameter of the shorter wire? O A. 0.5 O B. None OC. 2 O D. 0.71 OE. 1.41
Two aluminum wires have the same resistance. If one has twice the length of the other. What is the ratio of the diameter of the longer wire to the diameter of the shorter wire? O A. None O B. 2 O C. 0.71 O D. 0.5 O E. 1.41
Two aluminum wires have the same resistance. If one has twice the length of the other. What is the ratio of the diameter of the longer wire to the diameter of the shorter wire? O A. 0.71 O B. 2 OC. 0.5 O D. None O E. 1.41
An electrical conductor of 1.50 mm in diameter and is 48.0 m longhas 8.5 x 1028 free electrons per cubic meter. The resistance between its ends is 0.1042 and magnitude of the electric field in the conductor is 1.28 V/m. Find the drift velocity. Lütfen birini seçin: a.10.48 x 10 m/s. b. 48.00 x 10-3m/s. C. 25.58 x 10-3m/s. d. 12.10 x 10-3m/s. e. 15.12 × 10-3m/s.
A circuit consists of two resistors connected in parallel. If the total resistance is 1403 Q and one of the resistors has a resistance of 2000 Q, then what is the value of the other resistor? O a. 3403 . O b. 1403 e O c. 47000 O d. 2000 Q
Two aluminum wires have the same resistance. If one has twice the length of the other. What is the ratio of the diameter of the longer wire to the diameter of the shorter wire? O A 2 O B. 1.41 0.5 O D. None O E. 0.71
A lightbulb has a resistance of 240 2 when operating with a potential difference of 120 V across it. What is the current in the lightbulb? O a. 20 mA O b. 5 mA O c. 40 mA O d. 500 mA O e. 1000 mA
An ideal battery has an emf of 12 V. If it is connected to a circuit and creates a current of 4.0 A, what is the power? O a. 48 W O b. 0.3 W O C. O d. 36 W cannot tell without knowing the resistance of the circuit. O e. 3.0 W
Two resistors R1 = 6 N and R2 = 12 Q are connected in parallel to each other and in series to R3 = 2 Q. An ammeter measures an electric current of 3 A flowing though resistor R3. What is the net voltage applied to the circuit? R4 ... Rg (A R2 A A. 6 V B. 12 V C. 18 V D D. 24 V E Е. 36 V