The objective of a microscope has a focal length
of 0.80 cm and the eyepiece has a focal lengt...
The objective of a microscope has a focal length
of 0.80 cm and the eyepiece has a focal length
of 4.0 cm. An object is placed 1.50 cm from the
objective. The final image is formed at the near
point of the eye (25 cm).
a) Calculate the distance of the image from the objective.
b) Calculate the distance from the eyepiece lens of the image in part a.
c) Calculate the angular magnification of the microscope.
Answers: 2
Physics, 22.06.2019 10:00
There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.
Answers: 1
Physics, 22.06.2019 16:00
The field between two charged parallel plates is kept constant. if the two plates are brought closer together, the potential difference between the two plates either a) decrease b) does not change c) increase?
Answers: 3
Physics, 22.06.2019 16:30
Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?
Answers: 2
History, 26.01.2021 22:40
Mathematics, 26.01.2021 22:40
Mathematics, 26.01.2021 22:40
Mathematics, 26.01.2021 22:40
Mathematics, 26.01.2021 22:40
Mathematics, 26.01.2021 22:40
Social Studies, 26.01.2021 22:40
Mathematics, 26.01.2021 22:40
Mathematics, 26.01.2021 22:40
Engineering, 26.01.2021 22:40