Objective lens with a focal length
What object distance would give a focused image with a spatial frequency of 20 line pairs/ mm when the object consists of a bar chart with black bars 0.5 mm wide separated by .5 mm? Assume an objective lens with a focal length 200 mm.
Expected delivery within 24 Hours
Explain the differences between the Otto, Diesel and Stirling reciprocating cycles . Discuss the application and energy sources for all three cycles.
A 5 minute sample count yielded 500 counts. A 5 minute background measurement gave 125 counts. Assuming negligible radioactive decay of the sample during the counting period, what is the sample net count rate and its 95% confid
The central order for a diffraction pattern from a rectangular aperture is measured to be 15 mm high and 5 mm wide on a screen 1 m away. If the illumination has a wavelength of 633 nm, what is the aperture's a) height? b) Width?
Also conduct a test of hypothesis at the 5% significance level. Does the statistical evidence support the manufacturer's claim? And what is the p value?
The isentropic efficiencies of the turbine and pump are 85% and 82% respectively. Determine the turbine exit quality and the cycle efficiency.
Design a spatial filter to be placed in the Fraunhofer plane of a 1.00 m focal length lens if the optical system is designed to preferentially detect objects of diameters greater than 10.0 m. Assume light with a wavelength of 550 nm.
A random sample of size 16 is chosen from a population & has 90% confidence interval for the standard deviation will be determined. What amount of the data is located in each tail?
The extraction steam from the turbine enters the heater at 4 MPa, 275°C, and leaves as saturated liquid. What is the required mass flow of the extraction steam (kg/s)?
1927435
Questions Asked
3,689
Active Tutors
1448738
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
You own a shrimp farm that produces a freshwater prawn species like Macrobrachium rosenbergii. You maintain your own broodstock
Problem: In your initial post, describe a biome you live in la comarca lagunera Durango, Mexico or want to live in. Include:
Question: Which would be appropriate topics of study in a preschool curriculum to teach life sciences?
According to the principle of cephalocaudal development as a child is learning to run, which of the following would likely be the last gross
Question: Please describe a common food item from your cupboard or pantry, focusing on its pH level.
Cells are treated with a compound that prevent the activation of kidney disease researchers claim that WT cells treated with this compound
Question: What is the primary mode of communication in electrical synapses?