What is the hight of the first image
Two converging lensees, the first with focal length 25 cm and second with the focal length 20 cm, are separated by 30 cm. A 4 cm tall object is placed 50 cm infront of the first lens. What is the hight of the first image?
Expected delivery within 24 Hours
The 235U fission cross section is 470 b, and the atomic weight of the uranium fuel is 238 g/mol. What is the number density (atoms/m3) of 235U in the reactor?
Assume 200 MeV is released per fission, the 235U fission cross section is 470 b, and the atomic weight of the uranium fuel is 238 g/mol. What is the core average fission rate of the reactor in fissions/s?
Assume 200 MeV is released per fission, the 235U fission cross section is 470 b, and the atomic weight of the uranium fuel is 238 g/mol. What is the value of the core average neutron flux in n/cm2-s?
Suppose that the number of asbestos particles in a sample of 1 squared centimeter of dust is a Poisson random variable with a mean of 1000. What is the probability that 10 squared centimeters of dust contains more than 10010 particles?
A 0.8870 g sample of a mixture of NaCl and KCl is dissolved inwater and treated with excess AgNO3 to yield 1.822 g ofAgCl. Calculate the percent by mass of each compound in the mixture.
Natural boron has a density of 0.128×1024 at/cm3 and a cross section sigma a = 760 b and sigma s = 4 b at an energy of E = 0.025 eV.
The lense of a slide project has a focal length of 10 cm. It is used to project the image of a 35 mm slide (24 mm x 36 mm) on a square screen located 6m away. Of the following screen width, what is the smallest that would allow the image to fit?
1923635
Questions Asked
3,689
Active Tutors
1440506
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
When children are able to determine that the same amount of liquid is in two different sized containers, they have mastered
What is one specific way in which behavior modification techniques might be used in this field? What would be the end goal when using these techniques?
The range of tasks that are too difficult for the child to master alone but that can be learned with the guidance and assistance of adults
My name is Lisette (preferred) and I am located in Augusta, GA. I am majoring in Psychology (BS) with the Life Sciences option, I currently am a manager
Analyze the factors that contribute to employee motivation, satisfaction and engagement. Discuss how employee stress and low motivation can be influenced
Problem: Identify and explain the main ethical challenges faced by Iverem.
Problem: This video talked about personal bias and outdated facts that confuse the general population.