Author Question: If a resistor is rated at 1/2 W, it ________. A) can safely dissipate 1/2 W of power B) always ... (Read 46 times)

dmcintosh

  • Hero Member
  • *****
  • Posts: 517
If a resistor is rated at 1/2 W, it ________.
 
  A) can safely dissipate 1/2 W of power B) always dissipates 1/2 W
  C) can only dissipate more than 1/2 W of power D) always provides 1/2 W of power

Question 2

What is the resistance of 1000 ft of 30 copper wire? Assume that the resistivity of copper is
  10.37 CM-/ft and the diameter of a 30 conductor is 0.01 in.
 
  What will be an ideal response?



aprice35067

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

A

Answer to Question 2

103.7



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

For a complete list of videos, visit our video library