Author Question: The circuit below contains three resistors, A, B, and C, which all have equal resistances. The emf ... (Read 51 times)

jeatrice

  • Hero Member
  • *****
  • Posts: 543

The circuit below contains three resistors, A, B, and C, which all have equal resistances. The emf = 110V. Which resistor generates the most thermal energy after the switch is closed?
 
   


   
  a.
  A
   
  b.
  B
   
  c.
  C
   
  d.
  A and B
   
  e.
  All three generate equal amounts of thermal energy.

Question 2

The circuit below contains three 100-W light bulbs and a capacitor. The emf = 110V. At the instant the switch S is closed, which light bulb is brightest?
 
   


   
  a.
  A
   
  b.
  B
   
  c.
  C
   
  d.
  A and B
   
  e.
  All three are equally bright.



brittiany.barnes

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

c

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

For a complete list of videos, visit our video library