1) A microscope has a 12.0x eyepiece and a 59.0x objective lens 20.0 cm apart. What is the effective magnification of the microscope? A. 12.0x. B. 47.0x. C. 59.0x. D. 71.0x. E. 708x. 2) A microscope has a 12.0x eyepiece and a 59.0x objective lens 20.0 cm apart. What is the focal length in centimeter of the eyepiece? A. 1.26. B. 2.08. C. 2.45. D. 3.19. E. 3.57 3) A microscope has a 12.0x eyepiece and a 59.0x objective lens 20.0 cm apart. What is the focal length in centimeter of the objective? A. 0.247. B. 0.298. C. 0.303. D. 0.391. E. 17.9.

1) A microscope has a 12.0x eyepiece and a 59.0x objective lens 20.0 cm apart. What is the effective magnification of the microscope? A. 12.0x. B. 47.0x. C. 59.0x. D. 71.0x. E. 708x. 2) A microscope has a 12.0x eyepiece and a 59.0x objective lens 20.0 cm apart. What is the focal length in centimeter of the eyepiece? A. 1.26. B. 2.08. C. 2.45. D. 3.19. E. 3.57 3) A microscope has a 12.0x eyepiece and a 59.0x objective lens 20.0 cm apart. What is the focal length in centimeter of the objective? A. 0.247. B. 0.298. C. 0.303. D. 0.391. E. 17.9.

Similar questions

4. Assume selecting two Crown glasses with na = 1.52 and different Abbe numbers (va) to make following 4 lenses with the same focal length (f), but different lens shape factor (s). Which lens has the smallest spherical and chromatic aberrations? A. va = 81.8, s = 2. В. Va B. va = 81.8, s = 1. C. va = 66.8, s = 2. D. va = 66.8, s = 1. %3D %3D %3D
2-
8. A nearsighted man uses his ideally prescribed eyeglasses that have a refractive power of -2.50 diopters. He would like a prescription for contact lenses. What is the correct contact lens prescription if he normally wears his eyeglasses a distance of 3.0 cm from his eyes? diopters oof
16 Two convex lenses (focal lengths f1 1.29 m, f2 = 2.86 m) have the same principal axis and are distance 66.6 m apart. An object is placed so = 43.3 m in front of the first lens, and the second lens focuses the image on a screen. Find the distance, in m, between the object and the screen.
7). A camera has a 50.0-mm lens (focus length) that is used to take a picture of an object 1.30 m tall located 4.00 m away. What is the height of the image on the film? a) 21.0 mm b) 16.5 mm c) 12.0 mm d) 10.5 mm e) 9.2 mm
Ch24,MC15
You are building a compound microscope with an objective lens of focal length 0.560 cm and an eyepiece lens of focal length 4.65 cm. You mount the lenses 16.5 cm apart. What is the maximum magnification of your microscope? а. 158 b. 16.5 С. 792 d. 125 е. 62.4
A concave mirror on the left is separated from a converging lens on the right by 50 cm. An object is placed 20.0 cm to the right of a concave mirror with focal length 12.0 cm and 30.0 cm to the left of a converging lens with focal length 10.0 cm, what would be the magnification factor created by both the mirror and lens. 1. do not have enough information to do a calculation 2.one 3.two 4. none of the given choices
3. In order to see an upright and magnified virtual image using a converging (positive) lens with a focal length of f, the object distance (d) must be: A. 0
If the eyepiece of a telescope is replaced with an eyepiece with a focal length half as long, the magnifying power is a. four times greater. b. two times greater. c. four times less. d. two times less. e. the same as with the original eyepiece.