This topic contains a solution. Click here to go to the answer

Author Question: A circuit consists of a 10-mH coil, a 9.0-V battery, a parallel combination of a 48-W resistor and a ... (Read 63 times)

Medesa

  • Hero Member
  • *****
  • Posts: 507
A circuit consists of a 10-mH coil, a 9.0-V battery, a parallel combination of a 48-W resistor and a 24-W resistor, and a switch, all in series. What is the time constant of this circuit?
 a. 1.2  103 s
  c. 9.0  102 s
  b. 6.3  104 s
  d. This circuit has 2 time constants.

Question 2

Quadrupling both the tension in a guitar string and its mass per unit length will result in changing the wave speed in the string by what factor?
 a. 4.00
  c. 1.00 (i.e., no change)
  b. 2.00
  d. 0.50



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ryansturges

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

B

Answer to Question 2

C





 

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

For a complete list of videos, visit our video library