Question: A person struggles to read by holding a book at arms length, a distance of 45 cm away (= near point). What power of reading

A person struggles to read by holding a book at arm’s length, a distance of 45 cm away (= near point). What power of reading glasses should be prescribed for him, assuming they will be placed 2.0 cm from the eye and he wants to read at the normal near point of 25 cm?

Step by Step Solution

★★★★★

3.39 Rating (174 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The actual near point of the person is 45 cm With the len... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

P-L-O-I (14).docx

120 KBs Word File

Students Have Also Explored These Related Light and Optics Questions!

A person struggles to read by holding a book at arm's length, a distance of 52 cm away. What power of reading glasses should be prescribed for her, assuming they will be placed 2.0 cm from the eye...

Reading glasses of what power are needed for a person whose near point is 115 cm, so that he can read a computer screen at 55 cm? Assume a lens- eye distance of 1.8 cm.

Reading glasses of what power are needed for a person whose near point is 125 cm, so that he can read a computer screen at 55 cm? Assume a lens-eye distance of 1.8 cm.

9. 'n Persoon sukkel om 'n boek te lees wat 'n armlengte, 'n afstand van 45 cm (=nabypunt), weg gehou word. Watter sterkte leesbril moet voorgeskryf word as ons aanvaar dat hulle 2,0 cm vanaf sy oog...

I Review | Constants A star is 30.6 light-years from Earth. 7 PartA How long would it take a spacecraft traveling 0.950c to reach that star as measured by observer on Earth? m Previous Answers...

just give me the right answer. I Review | Constants A star is 30.6 light-years from Earth. 7 PartA How long would it take a spacecraft traveling 0.950c to reach that star as measured by observer on...

I Review | Constants A star is 30.6 light-years from Earth. 7 PartA How long would it take a spacecraft traveling 0.950c to reach that star as measured by observer on Earth? m Previous Answers...

(II) A person struggles to read by holding a book at arm's length, a distance of 35 cm away. What power of reading glasses should be prescribed for her, assuming they will be placed 2.0 cm from the...

A person struggles to read by holding a book at arm's length, a distance of 43 cm away. What power of reading glasses should be prescribed for her, assuming they will be placed 2.0 cm from the eye...

Recall that the Fibonacci numbers are defined by the following recurrence: Fo = 0 F1 = F = 1, and Fi-1+Fi-2 for i > 2. Prove that for any n 2, the nth Fibonacci number equals the element in the...

Gena Manufacturing Company has a fixed cost of $227,000 for the production of tubes. Estimated sales are 150, 20 units. A before-tax profit of $125.970 is desired by the controller If the tubes sell...

Find out the average weight of a group of five items from the given table:

Big Bend Photo Shop has asked you to determine whether the companys ability to pay current liabilities and total liabilities improved or deteriorated during 2016. To answer this question, you gather...

The financial statements of Victorys Natural Foods include the following items: Compute the following ratios for the current year: a. Current ratio b. Cash ratio c. Acid-test ratio d. Inventory...

The following information was reported by Shady Imports Company: Required Prepare the operating activities section of the statement of cash flows using the indirect method and explain why cash flows...

The financial statements of Victors Natural Foods include the following items: .:. Requirement 1. Compute the following ratios for the current year: a. Current ratio b. Acid-test ratio c. Inventory...

Given these five pairs of values (a) Plot the scatter diagram. (b) From a visual inspection, draw a straight line that appears to fit the data well. ,

A continuous rotary vacuum filter operating with a pressure drop of 0.7 atm is to handle the feed slurry of Prob. 29.3. The drum submergence is to be 15 percent. What total filter area must be...

drugs R us operates a mail-order pharmaceutical business on the west coast. the firm receives an average of $325,000 in payments per day. on average, it takes four days for the fim to receive...

In the C language I need the following code with the following restrictions (my professor requires us to work through repl.it if that makes this easier for you): Have a program that asks for a user...

(3) Which of the following is NOT considered an essential component of a. MDP? i. Decision Epochs ii. Histogram iii. States iv. Actions v. Transition Probabilities vi. Rewards (b) Which of the...