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

Author Question: What type of lens is used to make a magnifying glass? A) converging B) diverging C) Either type ... (Read 18 times)

WhattoUnderstand

  • Hero Member
  • *****
  • Posts: 517
on: Jul 29, 2018
What type of lens is used to make a magnifying glass?
 
  A) converging
  B) diverging
  C) Either type would work equally well.

Question 2

Mary builds a simple refracting telescope using two lenses of focal length 80 cm and 5.0 cm. The respective diameters are 60 mm and 10 mm.
 
  How many degrees wide does the moon appear through the telescope if it appears only 1/2 degree wide with the naked eye?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

akemokai

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

8 (16 times larger)


WhattoUnderstand

  • Member
  • Posts: 517
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

xiaomengxian

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

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.

Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells
Basal cell carcinoma, a frequent type of skin cancer that rarely metastasizes. Basal cell carcinoma, a frequent type of skin cancer that rarely metastasizes.
Wild chimpanzees make and use simple tools to obtain food, learning tool making from one another. Wild chimpanzees make and use simple tools to obtain food, learning tool making from one another.
Electric and butane-powered soldering guns used to make electrical repairs. Soldering guns are sold ... Electric and butane-powered soldering guns used to make electrical repairs. Soldering guns are sold ...
Maze-dull rats did not make significantly more errors than maze-bright rats when both groups were ... Maze-dull rats did not make significantly more errors than maze-bright rats when both groups were ...
For each substrate below, choose which reaction type is favored. Place the letter of the ... For each substrate below, choose which reaction type is favored. Place the letter of the ...
Video: Muscular Dystrophy

For a complete list of videos, visit our video library