« previous next »

Author Question: A 25-m wire of diameter 0.30 mm draws 0.499 A when connected across a 3.0-V potential difference. ... (Read 88 times)

MirandaLo

  • Hero Member
  • *****
  • Posts: 538
on: Jul 29, 2018
A 25-m wire of diameter 0.30 mm draws 0.499 A when connected across a 3.0-V potential difference.
  (a) What is the resistance of the wire?
  (b) What is the resistivity of the material from which the wire is made?
 
  What will be an ideal response?

Question 2

An FM radio station broadcasts at 96.7 MHz. What is the wavelength of the radio wave used for this broadcast? (c = 3.0  108 m/s)
 
  What will be an ideal response?


Kingjoffery

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 29, 2018
Answer to Question 1

(a) 6.0  (b) 1.7  10-8   m

Answer to Question 2

3.1 m


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

The difference between mieosis and mitoses The difference between mieosis and mitoses
Time course and phases of a nerve cell going from resting potential to action potential Time course and phases of a nerve cell going from resting potential to action potential
The slight (5 microsecond) difference in the firing of the companion cylinders is enough time to ... The slight (5 microsecond) difference in the firing of the companion cylinders is enough time to ...
The EGR valve pintle is pulse-width modulated and a three-wire potentiometer provides ... The EGR valve pintle is pulse-width modulated and a three-wire potentiometer provides ...
Difference of Squares Difference of Squares
The phases of the action potential The phases of the action potential
Video: Role of transport in a cell

For a complete list of videos, visit our video library