Author Question: A 20- resistor and a 30- resistor are wired in parallel and connected to a 9.0-V battery. a. How ... (Read 92 times)

future617RT

  • Hero Member
  • *****
  • Posts: 543
A 20- resistor and a 30- resistor are wired in parallel and connected to a 9.0-V battery.
 a. How much current is drawn from the battery?
  b. How much power is dissipated in the circuit?

Question 2

When light is either reflected or refracted, the quantity that does not change in either process is its
 a. direction of travel.
  b. dispersion.
  c. frequency.
  d. speed.
  e. wavelength.



Missbam101

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

a. 0.75 A
b. 6.8 W

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

For a complete list of videos, visit our video library