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

Author Question: How fast would you have to travel in order to reach a star that is 50 light-years away from Earth ... (Read 24 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
on: Jul 29, 2018
How fast would you have to travel in order to reach a star that is 50 light-years away from Earth when you are 40 years older than you were when you left Earth? One light-year is the distance light travels in one year.
 
  A) 0.58c
  B) 0.68c
  C) 0.78c
  D) 0.88c
  E) 0.96c

Question 2

A series RLC circuit has a 100- resistor, a 0.100-F capacitor and a 2.00-mH inductor connected across a 120-V rms ac voltage source operating at (1000/) Hz. What is the resonant frequency of this circuit?
 
  A) 70.7 kHz
  B) 17.9 kHz
  C) 22.5 kHz
  D) 35.3 kHz
  E) 11.3 kHz


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aham8f

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

E


jwb375

  • Member
  • Posts: 540
Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

irishcancer18

  • Member
  • Posts: 310
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Annual net primary productivity on Earth. Annual net primary productivity on Earth.
Results from sequential study of two cohorts tested at three ages and at three different points in t Results from sequential study of two cohorts tested at three ages and at three different points in t
(a) A turbidometry detector measures laser light directly across from the light source. The sample, ... (a) A turbidometry detector measures laser light directly across from the light source. The sample, ...
Light beer has about the same amount of alcohol as regular beer Light beer has about the same amount of alcohol as regular beer
Light micrograph of cells in a strand of Chladophora Light micrograph of cells in a strand of Chladophora
Earth’s Early Atmosphere Earth’s Early Atmosphere
Video: Gas exchange - driving force

For a complete list of videos, visit our video library