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Author Question: When a car goes around a circular curve on a level road without slipping, (Read 57 times)

j.rubin

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on: Aug 1, 2020

Question 1

What is the net force on a 10-kg solid steel sphere falling in air at terminal speed?

◦
980 N

◦
200 N

◦
98 N

◦
49 N

◦
Some value other than those given above.


Question 2

When a car goes around a circular curve on a level road without slipping,

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no frictional force is needed because the car simply follows the road.

◦
the frictional force of the road on the car increases when the car's speed decreases.

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the frictional force of the road on the car increases when the car's speed increases.

◦
the frictional force of the road on the car increases when the car moves to the outside of the curve.

◦
there is no net frictional force because the road and the car exert equal and opposite forces on each other.
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by j.rubin on Aug 1, 2020

brittanywood

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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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j.rubin

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Reply 2 on: Aug 1, 2020
Excellent

xiazhe

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

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