Question: When a light switch is turned on, the light comes on immediately because (a) The electrons coming from the power source move through the initially

When a light switch is turned on, the light comes on immediately because
(a) The electrons coming from the power source move through the initially empty wires very fast.
(b) The electrons already in the wire are instantly "pushed" by a voltage difference.
(c) The light-bulb may be old with low resistance. It would take longer if the bulb were new and had high resistance.
(d) The electricity bill is paid. The electric company can make it take longer when the bill is unpaid?

Step by Step Solution

★★★★★

3.58 Rating (162 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

b A common misconception is that the electrons must travel from the switch to ... View full answer

Question Has Been Solved by an Expert!

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

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

1308-P-M-F-M(1812).docx

120 KBs Word File

Students Have Also Explored These Related Mechanics Questions!

A well-insulated rigid tank contains 5 kg of a saturated liquidvapor mixture of water at l00 kPa. Initially, three-quarters of the mass is in the liquid phase. An electric resistor placed in the tank...

An insulated pistoncylinder device initially contains 0.3 m3 of carbon dioxide at 200 kPa and 27C. An electric switch is turned on, and a 110-V source supplies current to a resistance heater inside...

Two tiny balls of mass m carry equal but opposite charges of magnitude q. They are tied to the same ceiling hook by light strings of length L. When a horizontal uniform electric field E is turned on,...

Read: Strategic Management Cases Case Study #12 Pixar Case Study #20 Nintendo: Could the Switch Turn on Gamers? Prepare a written SWOT analysis for each company using the information provided in the...

FILE TOOLS VIEW 6401819_1_writing-case--4 - Word (Product Activation Failed) Financing Early Operations Musk's first entrepreneurial venture was to join up with his brother, Kimbal, and establish...

Old MathJax webview The Changing Workplace: How Flexible is Your Organization? Faiez H. Seyal Study Background: By early 1995 I had been involved in the HR and change management consulting and...

Final Review Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 1. Which of the following is a pair of scalar quantities? a. Speed Distance c....

answer the following questions: What are your moral obligations as professionals to prevent such things from happening? What guidance do the professional codes provide (cite specific code sections in...

1. What circumstances led to sustained losses at JTH Inc. in the 2008 2009 time frame? Who is to blame for the current condition of JTH? 2. What should Robert do? Continue operations or shut down,...

Name the two key features of a true experimental design. Next, explain how the features of quasi-experimental designs differ from those of experimental designs. Then, name the type of claim each type...

2. A line has equation y=r-0.5 a. Pick five distinct x-values, use the equation to compute the corresponding y-values, and plot the five points obtained. b. Give the value of the slope of the line;...

What is the standard deviation of the returns on this stock? State of the Economy Boom Normal A ) 3 . 3 3 percent B ) 4 . 6 2 percent C ) 5 . 0 1 percent D ) 5 . 7 7 percent E ) quad 6 . 1 9 percent

Explain how transaction costs may impede a private solution to an externality

The elliptical exercise machine has fixed axes of rotation at points A and E. Knowing that at the instant shown the flywheel AB has a constant angular velocity of 6 rad/s clockwise, determine (a) the...

Robert's linkage is named after Richard Robert (1789-1864) and can be used to draw a close approximation to a straight line by locating a pen at Point F. The distance AB is the same as BF, DF and DE....

For the oil pump rig shown, link AB causes the beam BCE to oscillate as the crank OA revolves. Knowing that OA has a radius of 0.6 m and a constant clockwise angular velocity of 20 rpm, determine the...

Future value with perlodic rates. Denise has her heart set on being is millionaire. She decides that at the end of every yoac, the will put away $4,600 into her 7 want to be a millonare account" her...

7% 11.00 $20,000.00 7 3 Yield to maturity (Expected/Current) 4 Number of years to Future Liability 5 Future Liability 6 7 8 9 Coupon rate 10 Maturity (Years) 11 Face value 12 13 14 15 Bond 1 5.00% 12...

1. Campus Package Delivery (CPD) provides transportation services in and around Paradise. Its profits have been declining, and management is planning to add a package express service that is expected...