Physics, 07.08.2019 20:20 jcutler2751

Atelescope has an objective lens with a focal length of 80 cm and an eyepiece of focal length 4.8 cm. what would be the lens power diopters of a third lens touching the objective lens to achieve a magnification of 83.? (a) -1 d (b) -1.282051 d (c) 4.7232 d (d) -1.72 d (e) -7.68 d

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 10:10, natalieagustinlop54

Henry, whose mass is 95 kg, stands on a bathroom scale in an elevator. the scale reads 830 n for the first 2.4 s after the elevator starts moving, then 930 n for the next 2.4 s. part a what is the elevator's speed 4.8 s after starting? express your answer with the appropriate units.

Answers: 2

continue

Physics, 22.06.2019 20:30, cnicole71

Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3

Answers: 1

continue

Physics, 23.06.2019 01:00, bigboss3026

What is the role of the water cycle in maintaining freshwater levels in lake and rivers?

Answers: 1

continue

Physics, 23.06.2019 01:00, shubbs1038a

First answer marked as brainiest which is the correct equation describing the first law of thermodynamics? a) when the internal energy of a system changes, it equals the amount of heat added plus the work done. b) when work is done by the piston, it is equal to the heat added plus the change in internal energy of the system. c) when heat is added to the system, it is equal to the amount of work done by the piston plus the change in internal energy of the system.

Answers: 2

continue

You know the right answer?

Atelescope has an objective lens with a focal length of 80 cm and an eyepiece of focal length 4.8 cm...