Question: If the length of a wire is increased by a factor of 4, by what factor does the resistance change?

If the length of a wire is increased by a factor of 4, by what factor does the resistance change?

Step by Step Solution

★★★★★

3.31 Rating (163 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

The resistance of a wire is related to its resistiv... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related College Physics Reasoning Questions!

Q:

If the gauge number of a wire is increased by 6, the diameter is halved; if a gauge number is increased by 1, the diameter decreases by the factor 21/6 (see the table in Problem 6). Knowing this, and...

Q:

A standing-wave pattern is observed in a thin wire with a length of 3.00 m. The equation of the wave is where x is in meters and t is in seconds. y = (0.002 m) sin (x) cos (100t) (a) How many loops...

Q:

(a) According to Equation 24-2, if all conditions are constant, but particle size is reduced from 3 m to 0.7 m, by what factor must pressure be increased to maintain constant linear velocity? (b) If...

Q:

[ 0 6 / 1 2 , 7 : 1 8 pm ] Gayathri: 2 . Keep the L = 1 0 cm , A = 7 . 5 0 cm 2 . Slide the resistivity slider up and down. What happens to the resistance? What about the wire at the bottom of the...

Q:

1. A defibrillator passes 11 A of current through the torso of a person for 0.0065 s. Part (a) How much charge moves in C? 2. Suppose you have a 3.2 V flashlight What current, in amperes, flows...

Q:

vw-,\\ : faAX raAX _. 1 _. 10:, t) \"(XI t) ax 10: + AX, t) Figure 6: Circuit diagram for two segments of length As): in the cable modelled dendrite. The parameters in our circuit system, being the...

Q:

SOLVE THESE PROBLEMS RH = CH1 = CH2 = PHYS 251 TEST #5 5/2/22 Dr. Holmes NAME Key DO ALL EIGHT PROBLEMS. THE WORTH OF EACH PROBLEM IS MARKED BESIDE THE PROBLEM. SHOW YOUR WORK FOR PARTIAL CREDIT. 1....

Q:

Need answers from top and bottom portion PROPORTIONAL REASONING In this activity, you will be looking at different equations and will be given initial conditions. From there, our initial conditions...

Q:

Need too and bottom portion done with work shown PROPORTIONAL REASONING In this activity, you will be looking at different equations and will be given initial conditions. From there, our initial...

Q:

Hello I need help on question 1, question 14, question 9 (part a) and question 4 (part a and b). Thank you! 14. [1/4 Points] DETAILS PREVIOUS ANSWERS SERPSE10 8.4.OP.014.MI. 3/6 Submissions Used MY...

Q:

2. Is it possible that lim f(x) does not exist and lim g(x) does not exist, but lim [f(x) + g(x)] does x-a xa x-a exist? Consider the functions f(x) = and g(x) = 1. a. Sketch the graphs of f(x) and...

Q:

The Grand Theater is a movie house in a medium-sized college town. This theater shows unusual films and treats early-arriving movie goers to live organ music and Bugs Bunny cartoons. If the theater...

Q:

Financial managers should make the final cost - benefit analysis decisions. TrueFalse

Q:

26. If Lopez decides to use a swaption with STI to hedge the interest rate risk relating to the expansion loan, then Lopez should: A. sell a payer swaption. B. buy a payer swaption. C. buy a receiver...

Q:

Draw the mechanism for each of the following solvolysis reactions: (a) (b) (c) (d) OMe (solvolysis) 'CI ETOH (solvolysis) Br

Q:

In Chapter 23, we will learn that treatment of ammonia with excess methyl iodide produces a quaternary ammonium salt. This transformation is the result of four sequential S N 2 reactions. Use the...

Q:

Identify whether each of the following substrates favors SN2, SN1, both, or neither: (a) (b) (c) (d) (e) (f) (g) -Br CI

Q:

The Gecko Company and the Gordon Company are two firms that have the same business risk but different dividend policies. Gecko pays no dividend, whereas Gordon has an expected dividend yield of 6...

Q:

3. Calculate the financial ratios for the company in 2019 and 2020. (2 marks) Note: Purchases were %70 of the cost of goods sold in both years. 2019 2020 Financial Ratios Current ratio Quick ratio...

Q:

Joe starts a savings account with $ 500,000 in a bank that pays him an interest rate of 2% per month. Every end of the month he deposits $ 200,000, for 12 months. If at the end of month 6 he makes an...