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Category: Physics

Slowly move the intensity slider from 0% to 100% and observe the photoelectric effect. The electrons emitted from the metal are called “photoelectrons.” They have the same mass and charge as any other electron.

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The Photoelectric Effect (at home) Purpose:To investigate the nature of the photoelectric effect and determine the work function of an unknown metal Apparatus: Computer, Simulation: “Photoelectric Effect” (available at https://phet.colorado.edu/en/simulation/photoelectric), spreadsheet software (Microsoft Excel or equivalent) Discussion When light shines on a polished, unoxidized metal surface, electrons can be ejected from the metal. This is […]

Why did the water molecules travel better inside the cell than the syrup molecules? The water molecules traveled better into the cell because smaller molecules travel better than other larger molecules.

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Osmosis Eggsperiment A type of passive transport is that of osmosis. Osmosis is the movement of water across a semi-permeable membrane. The process by which osmosis occurs is when water molecules diffuse across a cell membrane from an area of higher concentration to an area of lower concentration. The direction of osmosis depends on the relative […]

What solutions do you as a Christian healthcare administrator recommend to alleviate this imbalance?

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o Prompt: After completing the lecture and reading assignments, compose a well written response paper to the following question: The ratio of physicians to population continues to increase beyond estimated needs. An oversupply of physicians in many urban regions contrasts with continuing problems of access in rural and inner city areas. Discuss why you believe […]

Describe some of the vascular blood flow issues that may arise when aligning the Doppler angle cursor on the monitor with the presumed blood flow direction, for example speed change, eddy flow, velocity profile etc.

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Aspects of Spectral Doppler imaging Physics of Medical Ultrasound and Instrumentation Task 3 Assignment: Requirements Length: 2000 words Value: 20% Topic: Aspects of Spectral Doppler imaging INTRODUCTION In addition to these assignment requirements, refer also to the SON4000 Unit Guide located in Moodle for further information on this assignment. The purpose of this assignment is […]

Familiarize yourself with estimation of metabolic rate explained in page 169-174 of the Eastman Kodak’s ergonomics (these textbook pages is provided in the file section of this order). Explain how you would estimate the metabolic rate in a given workplace (minimum 3 pages including the tables). Back up your estimation using numbers.

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Recommended textbook: The Eastman Kodak Company – Kodak’s ergonomic design for people at work-Wiley (2003).pdf Question 1.  (Recommended Reading: Kodak’s Ergonomic design for people at work, 342-357) Using the above link, Download this .PDF article regarding the validation of “ a checklist for ergonomic evaluation of non-powered tools”.  Or you can also get this article […]

Prepare a discounted cashflow (DCF) appraisal on this property to determine whether your client should acquire it for the ‘Athena’ portfolio.

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Module name: Real Estate Investment Module code: INV7REV Assignment 2 Level 7 Programme start month and year Assignment due time and date Pass mark 50 Word count 3,500–4,000 Submission details For this assignment, you are required to submit: • a report in Word or similar; • a spreadsheet of calculations using Excel or equivalent. Please […]

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