ZuoTi.Pro
Question

When a certain 1.5-V battery is used to power a 3-W flashlight bulb, it is dead...

When a certain 1.5-V battery is used to power a 3-W flashlight bulb, it is dead after 71 minutes of use. If the battery costs $0.53, what is the cost of a kilowatt-hour of electric energy obtained in this way? Round to two decimal places, and do not include the dollar sign!

engineering   Electrical-Engineering   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

0 0
Add a comment
Know the answer?
Add Answer to:
When a certain 1.5-V battery is used to power a 3-W flashlight bulb, it is dead...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • please answer all questions with clear work A flashlight bulb draws 2.5 amps when connected to...

    please answer all questions with clear work A flashlight bulb draws 2.5 amps when connected to two C cells (3 volts). What is the power dissipated in the bu lb? View Available Hint(s 3.6 W O 3W O 7.5 W O None of the above. Request Answer Submit One billion electrons pass a certain point in a microsecond. This corresponds to a current of View Available Hint(s) O None of the listed responses is correct 0.00016 A 0.00000016 A O1x1015...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT