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 71 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
Excellent

JaynaD87

  • Member
  • Posts: 368
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

The absorption of light energy by pigment molecules in the light-harvesting complex, and the path th The absorption of light energy by pigment molecules in the light-harvesting complex, and the path th
Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth
The apples of today are larger and sweeter than their ancestors, thanks to hundreds of years The apples of today are larger and sweeter than their ancestors, thanks to hundreds of years
Life Cycle Nutrition: Toddlers through the Later Years Life Cycle Nutrition: Toddlers through the Later Years
Earth 150 Million Years Ago Earth 150 Million Years Ago
Earth 65 Million Years Ago Earth 65 Million Years Ago
Video: Pneumonia Animation

For a complete list of videos, visit our video library