« previous next »

Author Question: An LRC circuit has R = 15 , L = 25 mH, and C = 30 F. The circuit is connected to a 120 V (rms) ... (Read 40 times)

olgavictoria

  • Hero Member
  • *****
  • Posts: 528
on: Jul 29, 2018
An LRC circuit has R = 15 , L = 25 mH, and C = 30 F. The circuit is connected to a 120 V (rms) source with frequency 200 Hz.
 
  (a) What is the average power dissipated by the circuit?
  (b) What is the power factor for the circuit?

Question 2

A relativistic proton has a momentum of 1.0  10-17 kg  m/s and a rest energy of 0.15 nJ. What is the kinetic energy of this proton? (c = 3.00  108 m/s, mproton = 1.67  10-27 kg)
 
  A) 1.3 pJ B) 2.5 pJ C) 1.6 pJ D) 3.0 pJ E) 2.2 pJ


Mholman93

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 29, 2018
Answer to Question 1

(a) 870 W
(b) 0.95

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

The oil pressure switch is connected to a warning lamp that alerts the driver of low oil pressure. The oil pressure switch is connected to a warning lamp that alerts the driver of low oil pressure.
A DC voltage is applied across the spark plug gap after the plug fires and the circuit can determine ... A DC voltage is applied across the spark plug gap after the plug fires and the circuit can determine ...
A meter lead connected to a T-pin that was gently pushed along the signal wire of the TP sensor ... A meter lead connected to a T-pin that was gently pushed along the signal wire of the TP sensor ...
A plastic MAP sensor used for training purposes showing the electronic circuit board and electrical ... A plastic MAP sensor used for training purposes showing the electronic circuit board and electrical ...
A 23 kg mass is connected to a nail on a frictionless table by a massless string 1.3 m long. ... A 23 kg mass is connected to a nail on a frictionless table by a massless string 1.3 m long. ...
Identify the junction nodes in the circuit shown in Figure 21-1. Identify the junction nodes in the circuit shown in Figure 21-1.
Video: Smoking Cessation

For a complete list of videos, visit our video library