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

Author Question: An AC series circuit has 8.00-W resistance, 15.00-W inductive reactance, and 10.00-W capacitive ... (Read 93 times)

roselinechinyere27m

  • Hero Member
  • *****
  • Posts: 557
on: Jul 28, 2018
An AC series circuit has 8.00-W resistance, 15.00-W inductive reactance, and 10.00-W capacitive reactance. If an effective (rms) emf of 120 V is applied, what is the effective (rms) current value?
 a. 26.0 A
  c. 9.23 A
  b. 5.31 A
  d. 12.7 A

Question 2

The frequency separating audible waves and ultrasonic waves is considered to be 20 kHz. What wavelength in air at room temperature is associated with this frequency? (Assume the speed of sound to be 340 m/s.)
 a. 0.59 cm
  c. 34 cm
  b. 1.7 cm
  d. 55 cm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

asdfasdf

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

B


roselinechinyere27m

  • Member
  • Posts: 557
Reply 2 on: Jul 28, 2018
Gracias!

Animal_Goddess

  • Member
  • Posts: 339
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Antibiotic Resistance Antibiotic Resistance
Voltmeter hook-ups for voltage-drop testing of a Ford-type cranking circuit. Voltmeter hook-ups for voltage-drop testing of a Ford-type cranking circuit.
Use a DMM set to read DC volts to check the voltage drop of the positive circuit to the fuel ... Use a DMM set to read DC volts to check the voltage drop of the positive circuit to the fuel ...
The tools needed to diagnose a circuit containing a relay include a digital multimeter (DMM), a ... The tools needed to diagnose a circuit containing a relay include a digital multimeter (DMM), a ...
A series of two PET scans. A scan was done when the volunteer’s eyes were either open (left) or ... A series of two PET scans. A scan was done when the volunteer’s eyes were either open (left) or ...
Acquire resistance Acquire resistance
Video: Mendel's pea plant, Pisum sativum experimental

For a complete list of videos, visit our video library