Physics

Describe the methods that have and are used to measure astronomical distances

Student’s Name: Instructor’s Name: Course Code and Name: University: Date Assignment is due: Contents Parallax. 2 Cepheid Variables. 4 Planetary Nebulae Luminosity Function (PNLF). 5 Supernovae. 6 The cosmological red shift. 8 Main-sequence fitting. 9 References. 9             Astronomers have come up with many ways of measuring astronomical distances. These various methods have their strengths […]

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Multiple Choice Problems

4. A drone is undergoing a constant acceleration of 2m/s^2 due east. Its velocity is 22 m/s due east aat 11:00:00. What will its velocity be 5.0 seconds later? a. 22 m/s east b. 17 m/s east c. 12 m/s east d. 32 m/s east e. 27 m/s east f. 10 m/s east 5. A […]

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Explaining technological advances

In this assignment you need to: Research and identify what specific significant technological/engineering advances occurred in the field of X- ray mammography, and organise these in chronological order (year wise). Describe, using diagrams where helpful, each advancement. You are describing the actual technology here (eg: describe a new target construction, or new image receptor design […]

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