A camera lens used for taking close-up photographs has a focal length of 25.0 mm. The farthest it can be placed from the film is 30.0 mm. (a) What is the closest object (in mm) that can be photographed? ANS: ___ mm What is the magnification of this closest object? ANS: _____ X
Q: Photographs at a scale of S are required to cover an area X-mi square. The camera has a focal length…
A: Photographs at a scale of S are required to cover an area X-mi square. The camera has a focal length…
Q: A certain slide projector has a 150 mm focal length lens. (a)How far away is the screen (in m), if…
A: Solution: Given, focal lengthf = 150 mm = 0.115 mdistance of object = u = 158mm = 0158m
Q: If the converging lens in a slide projector has a focal length of 116.00 mm and the slide is located…
A:
Q: is measured to be 31 cm. The actual focal length of this lens is 28 cm. What is the percent error of…
A:
Q: Homework 12, Problem 9: What distance di, in millimeters, must the camera's CCD (digital image…
A: Step 1:Given that :Focal length of lens is :fo=48.5 mmDistance of object from lens is :do=62.5…
Q: A camera lens used for taking close-up photographs has a focal length of 25.0 mm. The farthest it…
A:
Q: What magnifying power is attained using a compound microscope with the following specifications:…
A: Given value--- objective focal length 0.80 cm, eyepiece focal length 3.90 cm, tube length 15.0 cm…
Q: Your camera's zoom lens has an adjustable focal length ranging from 77 to 191 mm. What is its range…
A: Focal lengths: f1=77mm f2=191mm
Q: lens is being used as a magnifier. It has a magnification of 9×. At what distance (in cm) from the…
A: Given Magnification m = + 9 Positive as it is used as magnifier. Image distance v = - 25 cm
Q: A camera lens used for taking close-up photos has a focal length of 11.8 mm. The farthest it can be…
A: Solution:- 1) The power of a lens is given by P = 1/f Here, P = Power of…
Q: A microscope with an overall magnification of 795 has an objective that magnifies by 220. (a) What…
A:
Q: A fish appears to be 2.50 m below the surface of a pond when viewed almost directly above by a…
A:
Q: A magnifying glass has a converging lens of focal length 18.9 cm. At what distance from a nickel…
A: Given,
Q: The focal length of a diverging lens is negative. If f = −27 cm for a particular diverging lens,…
A: According to the Lens's formula, 1f=1v-1u.................(1) Where, f = focal length…
Q: objective and the eyepiece of a microscope have focal lengths of +4.9mm and +40.0 mm, respectively.…
A: Given Focal length of objective fo = +4.9 mm Focal length of eyepiece fe = +40 mm Tube length L =160…
Q: A doctor examines a mole with a 17.1 cm focal length magnifying glass held 11.7 cm from the mole.…
A: The distance between the image and the lens:1di=1f-1do------(1)where, f=17.1 cmdo=11.7 cm Putting in…
Q: A camera was used to project an image of an object 20cm in height and 10mm from the hole. Determine…
A: The focal length of the camera lens, f=35 mm Image height, hi=20 cm=200 mm Image distance from the…
Q: A camera lens used for taking close-up photos has a focal length of 11.8 mm. The farthest it can be…
A:
Q: What magnifying power is attained using a compound microscope with the following specifications:…
A:
Q: Chapter 34, Problem 043 A movie camera with a (single) lens of focal length 95 mm takes a picture of…
A: The law of distance be defined as, Where, f be defined as the focal length. p be defined as the…
Q: A camera lens used for taking close-up photographs has a focal length of 28.4 mm. The farthest it…
A: Given: f=28.4 mm v=24 mm
Q: Homework 12 Problem 5: A camera with a 110.7-mm focal length lens is being used to photograph the…
A: Given data :The focal length of the lens is,f = 110.7 mm = 110.7×10-3 mThe diameter of the sun is,D…
Q: camera with a 70 mm lens takes a photograph of a 2.10 m-tall object located 46 m away. Calculate the…
A:
Q: The near point of a person's eye is 60.0 cm. What is the approximate power of the correcting lens…
A:
Q: An image of the moon produced by a converging lens is focused onto a screen; the focal length is f.…
A:
Q: The accommodation limits for Nearsighted Nick's eyes are 20.0 cm and 78.0 cm. When he wears his…
A:
Q: What is the amount of magnification of a refracting telescope whose objective lens has a focal…
A:
Q: A camera with a 110 mm lens takes a photograph of a 1.10 m-tall object located 41 m away. Calculate…
A: Given, Focal length of camera (f) = 110mm Height of object(ho) = 1.10m Distance of object from…
Q: A converging lens with a focal length of 40 cm and a diverging lens with a focal length of -40 cm…
A: Given Data: Focal length of converging lens is f1=40 cm Focal length of diverging lens is f2=-40 cm…
Q: A camera lens used for taking close-up photographs has a focal length of 24.5 mm. The farthest it…
A:
Q: A certain slide projector has a 135 mm focal length lens. (a) How far away is the screen (in m), if…
A: Given Focal length f=135 mm object distance u=139mm Dimension of slide18 by 45 mm
Q: A telescope has an angular magnification of -30 ×× and a barrel 1.05 mm long. What is the focal…
A: Given data: Angular magnification (m) = -30.Length of the barrel (L) = 1.05 mm = 1.05×10-3 m. To…
Q: The power of the lenses of a certain physician’s eyes is 59 D. Assume the distance between a retina…
A: Given, P=59 D di=2.00 cm
Q: A movie camera with a (single) lens of focal length 60 mm takes a picture of a person standing 21 m…
A: Given Image distance = Focal length = 60 mm Object distance = 21 m = 21×103 mm…
Q: Chapter 25: Problem 14: Consider a camera whose lens has a 41 mm focal length. a) What is the…
A: Given :focal length = 41 mm Formula to be used :P=f1000Where P - power in dioptersf - focal length…
Q: A lens has a focal length of 31 cm and a diameter of 25.83 cm. What is the f-number of the lens?
A: Given Data: The focal length of the lens is: f=31 cm The diameter of the lens is: d=25.83 cm The…
What is the magnification of this closest object?
Step by step
Solved in 3 steps with 3 images
- q43 A small object has an angular size of 0.3º. When viewed through a magnifier, it has an angular size of 7º. What is the angular magnification in this case? Enter the numerical part of your answer to one decimal figure.An illuminated slide is held 44 cm from a screen. How far from the slide (between the slide and the screen) must a lens of focal length 6.4 cm be placed to form an image of the slide's picture on the screen? (Give the smaller of the two possible answers.) Number UnitsA lens has a focal length of 46 cm and a diameter of 16.43 cm. What is the f-number of the lens?
- fxo h i X i f : To + ¤I IỊ = T0 – f = U ho TI – f хо 59. An object located 18 cm from a convex mirror pro- duces a virtual image 9 cm from the mirror. What is the magnification of the image?A lens has a focal length of 48 cm and a diameter of 10.00 cm. What is the f-number of the lens?In a compound microscope, the objective has a focal length of 1.0 cm, the eyepiece has a focal length of 2.0 cm, and the tube length is 25 cm. What is the magnitude of the overall magnification of the microscope?
- Problem 11: A pair of binoculars has an angular magnification of -7.5, when acting as a telescope (in most binoculars mirrors are used to make the image upright; we will not consider the effect of these mirrors here). If the binoculars have objective lenses with a focal length of 15 cm, what is the focal length, fe, of the eyepiece in centimeters?A camera lens used for taking close-up photos has a focal length of 11.8 mm. The farthest it can be placed from the film is 41 mm. What is the closest object that can be photographed in mm? d0 = | mmPhotographs at a scale of S are required to cover an area X - mi square. The camera has a focal length and focal plane dimensions of 9 * 9in . If endlap is 60% and sidelap 30\% how many photos will be required to cover the area for the data given below? ▾ Part A S = 1/6500 ; X = 8 f = 152.4mn Express your answer as an integer.