This topic contains a solution. Click here to go to the answer
« previous next »

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 85 times)

Medesa

  • Hero Member
  • *****
  • Posts: 507
on: Jul 28, 2018
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
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


Medesa

  • Hero Member
  • *****
  • Posts: 507
Reply #2 on: Jul 28, 2018
TY


ryansturges

  • Sr. Member
  • ****
  • Posts: 338
Reply #3 on: Jul 28, 2018
You're welcome


« previous next »
 

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

A combination wrench has an open end at one end and a box end at the other end. A combination wrench has an open end at one end and a box end at the other end.
If necessary, connect a battery charger to the battery before starting the compression test. It is ... If necessary, connect a battery charger to the battery before starting the compression test. It is ...
A typical two-wire coil-on-plug ignition system showing the triggering and the switching being ... A typical two-wire coil-on-plug ignition system showing the triggering and the switching being ...
When checking a coil-on-plug (COP) assembly, check that the primary and secondary wiring looks ... When checking a coil-on-plug (COP) assembly, check that the primary and secondary wiring looks ...
How much voltage does the resistor drop in Figure 10-2? How much voltage does the resistor drop in Figure 10-2?
Systemic Circuit Systemic Circuit
Video: Virtual Tour of the Eye Animation

For a complete list of videos, visit our video library