A person with a near-point distance of 30 cm uses a simple magnifier of power 20 D.

Question:

A person with a near-point distance of 30 cm uses a simple magnifier of power 20 D. What is the magnification obtained if the final image is at infinity?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Fundamentals of Ethics for Scientists and Engineers

ISBN: 978-0195134889

1st Edition

Authors: Edmund G. Seebauer, Robert L. Barry

See More Books

Question Posted: Nov 29, 2011 11:36 AM

See More Questions

A person with a near point distance of 25 cm wishes to obtain a magnifying power of 5 with a simple magnifier. What should be the focal length of the lens used?
A person with a near point of 85 cm, but excellent distant vision, normally wears corrective glasses. But he loses them while traveling. Fortunately, he has his old pair as a spare. (a) If the lenses...
What is the magnification of an astronomical telescope whose objective lens has a focal length of 76 cm and whose eyepiece has a focal length of 2.8 cm? What is the overall length of the telescope...
If the demand during review cycle is equal to 12, the demand during lead time is 11, and the safety stock is equal to 8, what is the order point? What is the EOQ of an item with a project annual...
The following transactions occurred in June 201X for A. One's Placement Agency: 201X June 1 A. One invested $9,000 cash in the placement agency. 1 Bought equipment from Tinker Co. for $1,500 on...
The following data were taken from the records of Manik Manufacturing Ltd for the year ended 30 June 2016. Raw materials inventory, 1/7/15 Raw materials inventory, 30/6/16 Finished goods inventory,...
Water is to be pumped from the large tank shown in Fig. P5.119 with an exit velocity of $6 \mathrm{~m} / \mathrm{s}$. It was determined that the original pump (pump 1) that supplies \(1...
A summary of the 2014 balance sheet of Alsop Ltd., follows: On January 1, 2014, Alsop acquired 100 percent of the outstanding common stock of Martin Monthly for $62,000 cash. At the time of the...
A person who proves that at the time of the commission of the offense, that the person as a result of a severe mental disease or defect did not know the wrongfulness of his actions is?
Two discrete-time systems T1 and T2 are connected in cascade to form a new system T as shown in figure. Prove or disprove the following statements. (a) If T1 and T2 are linear, than T is linear...
An aging physics professor discovers that he can see objects clearly only between 0.75 m and 2.5 m so he decides he needs bifocals. The upper part of the lens allows him to see objects clearly at...
What is the magnifying power of a lens of focal length 7 cm when the image is viewed at infinity by a person whose near point is at 35 cm?
It is February 21, 2022, and you own IBM stock. You would like to insure that the value of your holdings will not fall significantly. Using the data in Problem 3, and expressing your answer in terms...
A wheel has a radius of 3.5 m. How far (path length) does a point on the circumference travel if the wheel is rotated through the following angles, respectively? (a) 21 m (b) (c) 21 rad m 21 rev m
Let's say we wanted to incorporate force sensor data into our experiment. We were already using the eyebolt, let's say we first calibrated the force sensor and then did the exact same experiment but...
Well driving her new Camaro at 20 m a second down to four-lane Highway, Jerry comes up behind a slow moving dump trunk and decides to pass in the left-hand lane. If Jerry can accelerate at a rate of...
Problem: Using direct integration, setup the integrals for the electric field at a location vector-r due an infinitely long uniformly charged solid cylinder with radius a and volume charge density p....
A company manufacturing two products furnishes the following data for a year. Product Annual Output [Units] Total machine hours Total number of purchase orders Total number of set ups A 5,000 20,000...
In the oil and gas extraction industry relative to the retail trade industry, what are the pay ratios between (a) chief executives, (b) human resources managers, (c) accountants and auditors, and (d)...
Independent random samples of sizes n1 = 30 and n2 = 50 are taken from two normal populations having the means 1 = 78 and 2 = 75 and the variances 21 = 150 and 22 = 200. Use the results of Exercise...
Hormones are produced by _______. a. Endocrine glands and cells b. Some neurons c. Exocrine cells d. A and b e. A and c f. A, b, and c
A particle of mass m and charge q movies in a circular path in a magnetic field B. show that its kinetic energy is proportional to r2 , the square of the radius curvature of its path.
What internal resistance should the voltmeter of Example 19-15 have to be in error by less than 3%?
Show that the angular momentum of the particle in problem 21 is L = qBr2 about the center of the circle.
On January 1 of Year 1, Innovative Lab issued a 4-year $50,000 note to a local bank with fixed interest payments based on 6%, payable annually on December 31. To hedge the risk of a fixed interest...
Part 4 Tennis company, a distributor of Tennis Rackets, has been experiencing losses for some time, as shown by its most recent monthly contribution format income statement below: Sales Variable...
Bunnell Corporation is a manufacturer that uses job-order costing. On January 1, the company's inventory balances were as follows: Raw materials Work in process Finished goods $ 59,500 $ 37,600...

A person with a near-point distance of 30 cm uses a simple magnifier of power 20 D.

Question:

Step by Step Answer:

Distance 30 centimet...View the full answer

Fundamentals of Ethics for Scientists and Engineers

Students also viewed these Light and Optics questions