If each of the batteries used in the flashlight has an internal resistance of 0 5 (in series with the circuit), what fraction of power is lost to Joule heating within the batteries ...

The flashlight uses two 15V batteries each with an internal resist ...

If each of the batteries used in the flashlight has an internal resistance of 0.5 (in series

Question:

If each of the batteries used in the flashlight has an internal resistance of 0.5Ω (in series with the circuit), what fraction of power is lost to Joule heating within the batteries?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

The Physics of Energy

ISBN: 978-1107016651

1st edition

Authors: Robert L. Jaffe, Washington Taylor

See More Books

Question Posted: Jan 21, 2019 09:15 AM

See More Questions

Two 1.50-V batterieswith their positive terminals in the same directionare inserted in series into the barrel of a flashlight. One battery has an internal resistance of 0.255 , the other an internal...
A galvanometer has an internal resistance of 30 and deflects full scale for a 50- A current. Describe how to use this galvanometer to make (a) An ammeter to read currents up to 30 A, and (b) A...
Two 1.50-V batterieswith their positive terminals in the same directionare inserted in series into the barrel of a flashlight. One battery has an internal resistance of 0.255 , the other an internal...
Need help with the incorrectanswer. I have tried 6,750, 81,000, and 0, but all areincorrect. Exercise 4-23 (Algorithmic) (LO. 4) Casper and Cecile divorced in 2018. As part of the divorce settlement,...
At a carnival, you can try to ring a bell by striking a target with a 9.00-kg hammer. In response, a 0.400-kg metal piece is sent upward toward the bell, which is 5.00 m above. Suppose that 25.0% of...
What would the gasoline price elasticity of supply mean to UPS or FedEx?
A 6-cylinder, 4-stroke, single acting petrol engine develops $50 \mathrm{~kW}$ brake power at $4200 \mathrm{rpm}$ and brake thermal efficiency is $22 \%$. The temperature and pressure at the...
Vern Westby inherited a ticket from Anna Sjoblom, a survivor of the sinking of the Titanic, which had been pinned to the inside of her coat. He also inherited an album of postcards, some of which...
Mercier Corporation's stock is selling for $78.99. It has just paid a dividend of $4.25 a share. The expected growth rate in dividends is 5.5 percent. a) What is the required rate of return on this...
Chloe Davis has prepared the following list of statements about the time period assumption. 1. Adjusting entries would not be necessary if a companys life were not divided into artificial time...
Consider an electric dipole composed of two charges Q at positions /2. Write the exact electric field from the two charges and show that the leading term in an expansion in 1/r matches the E-field...
Consider two resistors placed in series, one after the other, in an electric circuit connected to a battery with voltage V. Show that the effective resistance of the pair is R 1 +R 2 by using the...
Figure 11.7 shows power curves for sample sizes of 13 and 29. Using these curves as frames of reference, indicate in general terms (either less than 13, between 13 and 29, or greater than 29) the...
Write a data type Interval that implements the following API: An interval is defined to be the set of all points on the line greater than or equal to min and less than or equal to max. In particular,...
Longest common subsequence of three strings. Given three strings, write a program that computes the longest common subsequence of the three strings.
Create a data type Location that represents a location on Earth using latitudes and longitudes. Include a method distanceTo() that computes distances using the great-circle distance.
What happens in a universe in which there is no gravitational force? This situation would correspond to forceTo () in Body always returning the zero vector.
Mandelbrot asked the famous question How long is the coast of Britain? Modify Brownian to get a program BrownianIsland that plots Brownian islands, whose coastlines resemble that of Great Britain....
Refer to Exercise 17.10, where a multiple regression analysis was performed to predict mens longevity based on the parents and grandparents longevity. In addition to these data, suppose that the...
Distinguish between the work performed by public accountants and the work performed by accountants in commerce and industry and in not-for-profit organisations.
The position of a particle is given by the function x = (2t 3 6t 2 + 12) m, where t is in s. a. At what time does the particle reach its minimum velocity? What is (v x ) min ? b. At what time is the...
Particles A, B, and C move along the x-axis. Particle C has an initial velocity of 10 m/s. In FIGURE P2.37, the graph for A is a position-versus-time graph; the graph for B is a velocity-versus time...
A block is suspended from a spring, pulled down, and released. The blocks position-versus-time graph is shown in FIGURE P2.38. a. At what times is the velocity zero? At what times is the velocity...
PLEASE REFER TO THE SCREENSHOT OF THE OUTPUT BELOW EACH QUESTION AND THE CODE TO ENSURE THAT THE GIVEN ANSWER MATCHES THE OUTPUT AND USES THE CORRECT TABLES SQL CODE(to long to post in text):...
Use Adventure Works Database Question 1 will be Sales.SalesOrderDetail table Questtion 2-3requires joining two tables: Sales.SalesOrderDetail and Production.Product 1. Using table...
The Driver Relationship team requested to ensure that there will be no duplicates in the active drivers tables in terms of first name, last name and driving license ID. You need to provide constraint...

If each of the batteries used in the flashlight has an internal resistance of 0.5 (in series

Question:

Step by Step Answer:

The flashlight uses two 15V batteries each with an internal resist...View the full answer

The Physics of Energy

Students also viewed these Physics questions