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Author Question: A car enters a level, unbanked semi-circular hairpin turn of 100 m radius at a speed of 28 m/s. The ... (Read 87 times)

go.lag

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on: Aug 1, 2020

Question 1

A boy on board a cruise ship drops a 30.0 gm marble into the ocean. If the resistive force proportionality constant is 0.500 kg/s, what is the terminal speed of the marble in m/s?

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0.147

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0.294

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0.588

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1.18

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2.35


Question 2

A car enters a level, unbanked semi-circular hairpin turn of 100 m radius at a speed of 28 m/s. The coefficient of friction between the tires and the road is μ = 0.800. If the car maintains a constant speed of 28 m/s, it will

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attempt to dig into the road surface.

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tend to veer toward the center of the semicircle.

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arrive safely at the end of the semicircle.

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tend to veer toward the outside of the circle.

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veer toward the center for the first quarter-circle, then veer toward the outside for the second quarter-circle.
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by go.lag on Aug 1, 2020

shewald78

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Reply #1 on: Aug 1, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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go.lag

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Reply 2 on: Aug 1, 2020
YES! Correct, THANKS for helping me on my review

tkempin

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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