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Author Question: The three blocks shown are released from rest and are observed to move with accelerations that have ... (Read 23 times)

jwb375

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Question 1

The tension in a string from which a 4.0-kg object is suspended in an elevator is equal to 44 N. What is the acceleration of the elevator?

11 m/s2 upward

1.2 m/s2 upward

1.2 m/s2 downward

10 m/s2 upward

2.4 m/s2 downward


Question 2

The three blocks shown are released from rest and are observed to move with accelerations that have a magnitude of 1.5 m/s2. What is the magnitude of the friction force on the block that slides horizontally? Disregard any pulley mass or friction in the pulley and let M = 2.0 kg.



6.0 N

5.1 N

5.5 N

4.6 N

3.7 N


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Marked as best answer by jwb375 on Aug 1, 2020

Kaytorgator

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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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jwb375

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Reply 2 on: Aug 1, 2020
Great answer, keep it coming :)


jamesnevil303

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Reply 3 on: Yesterday
Wow, this really help

 

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