The simple pendulum A of mass ma = 3.9 kg and length I = 1.51 m is suspended from the trolley B of mass me = 7.9 kg. If the system isreleased from rest at 0 = 0, determine the velocity g (positive if to the right, negative if to the left) of the trolley when 0 = 90° Friction is negligible. Current Attempt in ProgressThe simple pendulum A of mass mA = 3.9 kg and length / = 1.51 m is suspended from the trolley B of mass mB = 7.9 kg. If the system isreleased from rest at 0 = 0, determine the velocity VB (positive if to the right, negative if to the left) of the trolley when 8 = 90°. Frictionis negligible.Answer: VB =BieTextbook and MediaSave for LaterAm/sAttempts: 0 of 3 usedSubmit Answer

Given Data: mA=3.9 kgl=1.51 mmB=7.9 kg To Find: Velocity of trolley B, vB.

The simple pendulum A of mass ma = 3.9 kg and length I = 1.51 m is suspended from the trolley B of mass me = 7.9 kg. If the system isreleased from rest at 0 = 0, determine the velocity g (positive if to the right, negative if to the left) of the trolley when 0 = 90° Friction is negligible.

The simple pendulum A of mass ma = 3.9 kg and length I = 1.51 m is suspended from the trolley B of mass me = 7.9 kg. If the system isreleased from rest at 0 = 0, determine the velocity g (positive if to the right, negative if to the left) of the trolley when 0 = 90° Friction is negligible.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.79P: The coefficient of rolling resistance between the 30-kg lawn roller and the ground is r=0.1. (a)...

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Question

Current Attempt in Progress
The simple pendulum A of mass mA = 3.9 kg and length / = 1.51 m is suspended from the trolley B of mass mB = 7.9 kg. If the system is
released from rest at 0 = 0, determine the velocity VB (positive if to the right, negative if to the left) of the trolley when 8 = 90°. Friction
is negligible.
Answer: VB =
B
i
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Step 2: Find the velocity of pendulum A in terms of velocity of trolley B.

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Step 3: Determine the velocity of trolley B.

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