module 8 Assignment 8: True or false: In direct current (DC), the electric charge (current) only flows in one direction. Electric charge in alternating current (AC), on the other hand, changes direction periodically. The voltage in AC circuits also periodically reverses because the current changes direction. 2. True or false: A capacitor stores energy …
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Module 7 Discussion 7: The balloon Case: A balloon rises when immersed in a fluid if the net upward force on the balloon due to the fluid it is immersed in (the buoyancy) is greater than the weight of the balloon. Archimedes’ principle states that the buoyancy is equal to the weight of the fluid …
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Module 6 Assignment 6: Utilizing your understanding of the First Law of Thermodynamics, consider two turbines: one open flow and one closed flow. Superheated water (a pure substance) is demonstrated throughout each individual turbine. Questions Discussion 6: Read and analyze the problem below: A gas in a piston- cylinder assembly undergoes an expansion process …
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Module 4 Assignment 4: Code of ethics Exam: NSPE’s true/false exam tests your knowledge of professional engineering ethics. When you’re done, click on the “Answers” link at the bottom of the page to see how well you did. This test is intended to test individual knowledge of the specific language contained in the NSPE Code …
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Module 3 Assignment 3: A 60N collar “A” can slide on a frictionless vertical rod and is connected as shown to a 65N experimental rocket. Discussion 3: You are welcome to upload an actual picture of the system, use a picture that you have found on the internet that is similar to your system, …
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