« previous next »

Author Question: Cal is viewing the Moon with his new telescope, using a 10-mm focal length eyepiece. For greater ... (Read 14 times)

jparksx

  • Hero Member
  • *****
  • Posts: 570
on: Jul 29, 2018
Cal is viewing the Moon with his new telescope, using a 10-mm focal length eyepiece. For greater detail, he wishes to double the magnification of his telescope.
 
  An eyepiece having which one of the following characteristics will accomplish this for him? A) 40 diopters
  B) 8 mm
  C) 12 mm
  D) 200 diopters
  E) 5 diopters

Question 2

A runner runs around a track consisting of two parallel lines 96 m long connected at the ends by two semicircles with a radius of 49 m. She completes one lap in 100 seconds. What is her average speed?
 
  A) 2.5 m/s
  B) 5.0 m/s
  C) 10 m/s
  D) 0 m/s
  E) 1.3 m/s
Physics ¦ Walker ¦ 5th Edition
Buy Test-Bank


Ahernandez18

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Radio Telescope Radio Telescope
Major Impacts on Mercury and on Our Moon Major Impacts on Mercury and on Our Moon
International Television Viewing Rates in Childhood In most developed countries, children watch TV International Television Viewing Rates in Childhood In most developed countries, children watch TV
Telescope Telescope
Galileo telescope Galileo telescope
Newton Telescope Newton Telescope
Video: Mechanisms of capillary exchange (transcytosis & bulk flow)

For a complete list of videos, visit our video library