Class Management Help Hll Begin Date: 109/2017 12:00:00 AM - - Due Date: 10 30 2

Question

Class Management Help Hll Begin Date: 109/2017 12:00:00 AM - - Due Date: 10 30 2017 11:00:00 PM End Date: 12/15/2017 12:00:00 AM (790) Problem 2: A clown is riding a unicycle. The weight of the clown plus the unicycle is W= 720 N·The area of contact between the tire and the ground is A = 0.0025 m 50% Part (a) Write an expression for the gauge pressure of the tire P, if the tire is inflated just enough to counteract t unicycle. 12 3 Submit Hint I give up! Hints: 2% deduction per hint. Hints remaining:- Feedback: 0% deduction per feedback. Submission History Feedbaclk Totals 0% 0% - 50% Part (b) Solve for the gauge pressure in the tire P in Pa.

Explanation / Answer

a) Gauge pressure = F/A

= 720 / 0.0025

= 2.88*10^5 N/m2

b) gauge pressure = 2.88*10^5 Pa

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