Author Question: If a resistor is rated at 1/2 W, it ________. A) can safely dissipate 1/2 W of power B) always ... (Read 86 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?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

For a complete list of videos, visit our video library