ef152-rec-1-3

# ef152-rec-1-3 - a Estimate the mass moment of inertia of...

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EF 152 – Physics for Engineers Spring, 2009 Recitation 1.3 Team Project: Toy Cars Tasks 1. Divide into random teams. Spend 2 minutes getting to know each other. Be sure to record team members names. Team Member Contact Info (e.g. cell phone, Facebook, etc). 2. Run the car across the floor. Determine how far the car can push a small block of wood. Record the average of three tries. Try 1: ________ Try 2: ________ Try 3: _________ Average: ____________ 3. Without disassembling the car, guess how the car works. Discuss your guess with your teammates and record your results. 4. Carefully disassemble the car. Figure out how the car actually does work. Record these results. 5. Analyze the car. a. How many revolutions does a tire make for each revolution of the flywheel? ______ b. For one revolution of the flywheel, how far would the car travel? ____________
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Unformatted text preview: a. Estimate the mass moment of inertia of the flywheel. ______________ 6. Brainstorm on ways that you could improve the car’s performance. Record the ideas generated by your brainstorming. 7. Try to implement one of the methods of improvement. Record what you did to improve the car. We have available many common materials and you may request things from your TA. Your request needs to be specific, and not just ask for materials. 8. Reassemble the car with the improvement. Retest your car and see how far it can now push the block of wood. Record the average of three tries. Try 1: ________ Try 2: ________ Try 3: _________ Average: ____________ 9. Enter your car in the contest to see how well it does. 10. Fill out the web form before you enjoy the weekend (due at midnight, Friday, January 16). Everyone must fill out the web form....
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## This note was uploaded on 04/07/2009 for the course EF 152 taught by Professor Ab during the Spring '08 term at University of Tennessee.

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