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 86 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?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

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?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Sunlight consists of a spectrum of colors, visible here in a rainbow. Sunlight consists of a spectrum of colors, visible here in a rainbow.
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.
This battery cable was found corroded underneath. The corrosion had eaten through the insulation yet ... This battery cable was found corroded underneath. The corrosion had eaten through the insulation yet ...
If the coil is working, the end of the magnetic pickup tool will move with the changes in the ... If the coil is working, the end of the magnetic pickup tool will move with the changes in the ...
A typical temperature sensor circuit. A typical temperature sensor circuit.
The Pulmonary Circuit The Pulmonary Circuit
Video: Polysaccharides

For a complete list of videos, visit our video library