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Conservation of momentum: slippery freight car

In Kleppner and Kolenkow's 1st edition book, there was an example question : Sand falls from a stationary hopper into a freight car moving with uniform velocity v. The sand falls at the rate dm/dt. Find the force required to keep the car moving.

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Solved Sand from a stationary hopper falls on a moving

Question: Sand from a stationary hopper falls on a moving conveyor belt at the rate of 4.20 kg/s as in the figure below. The conveyor belt is supported by frictionless rollers and moves at a constant speed of v 0.620 m/s under the action of a constant horizontal external force Fext supplied by the motor that drives the belt.

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Solved Sand from a stationary hopper falls on a moving

Sand from a stationary hopper falls on a moving conveyor belt at the rate of 4.40 kg/s as in Figure P9.72. The conveyor belt is supported by frictionless rollers and moves at a constant speed of 0.700 m/s under the action of a constant horizontal external force Fox supplied by the motor that drives the belt. N Figure P9.72 (a) Find the sand's ...

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SOLVED:Sand from a stationary hopper falls onto a moving …

Sand from a stationary hopper falls onto a moving conveyor belt at the rate of 5.00 $mat{kg} / mat{s}$ as shown in Figure $mat{P} 9.49 .$ The conveyor belt is supported by frictionless rollers. It moves at a constant speed of 0.750 $mat{m} / mat{s}$ under the action of a constant horizontal external force $overrightarrow ...

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[Solved] Sand from a stationary hopper falls onto

Sand from a stationary hopper falls onto a moving conveyor belt at the rate of 5.00 kg/s as in Figure P9.72 The conveyor belt is supported by frictionless rollers and moves at a constant speed of 0.750 m/s under the action of a constant horizontal external force Fext supplied by the motor that drives the belt.

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Problem 72 Sand from a stationary hopper fa... [FREE …

Sand from a stationary hopper falls onto a moving conveyor belt at the rate of (5.00 mat{kg} / mat{s}) as in Figure (mat{P} 9.72 .) The conveyor belt is supported by frictionless rollers and moves at a constant speed of (0.750 mat{m} / mat{s}) under the action of a constant horizontal external force (mathbf{F}_{text ...

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Solved Sand from a stationary hopper falls on a moving

Question: Sand from a stationary hopper falls on a moving conveyor belt at the rate of 4.50 kg/s as shown in the figure below. The conveyor belt is supported by frictionless rollers and moves at a constant speed of v = 0.630 m/s under the action of a constant horizontal external force Fey supplied by the motor that drives the belt.

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SOLVED:Sand from a stationary hopper falls onto a moving …

Sand from a stationary hopper falls onto a moving conveyor belt at the rate of $5.00 mat{~kg} / mat{s}$, as shown in Figure P9. 67. The conveyor belt is supported by frictionless rollers and moves at a constant speed of $0.750 mat{~m} / mat{s}$ under the action of a constant horizontal external force $mathbf{F}_{text …

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Sand from a stationary of hoppers falls on to a moving …

Sand from a stationary hopper falls onto a moving conveyer belt at a rate of 5 kg/s. The conveyer belt is supported by frictionless rollers. It moves at a constant speed of 0.75 m/s, under the action of constant horizontal external force supplied by a mot

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Contradiction in Newtonian mechanics with variable mass in hopper …

Sand falls from a stationary hopper onto a freight car that moves with uniform velocity $v$. The sand falls at a rate of $dm/dt$. What force is needed to keep the ...

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Solved 001 (part 1 of 5) 10.0 points Sand from a stationary

001 (part 1 of 5) 10.0 points Sand from a stationary hopper falls on a moving conveyor belt at the rate of 4.28 kg / s, as shown in the figure.The belt is supported by frictionless rollers and moves at 0.894 m / s under the action of a horizontal external force supplied by the motor that drives the belt. Find the sand's rate of change of momentum in the …

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SOLVED:Sand from a stationary hopper falls onto a moving …

VIDEO ANSWER: For A we have dP over dt is equal to 3 .75 N. For B we have F sub friction is equal to F sub exterior, external, sorry, force, and that equals 3 .75 N. C we have W…

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As shown in the figure, sand is falling from a stationary hopper …

As shown in the figure, sand is falling from a stationary hopper onto a freight car which is moving with a uniform velocity v 0=10 m / s. The sand falls at the rate of μ=5 kg / s. How much force is needed to keep the freight car moving at the speed v …

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SOLVED:Sand from a stationary hopper falls onto a moving …

Sand from a stationary hopper falls onto a moving conveyor belt at the rate of 5.00 $mat{kg} / mat{s}$ as shown in Figure $mat{P} 9.49 .$… 01:26 Sand from a stationary hopper falls onto a moving conveyor belt at the rate of $5.00 mat{~kg} / mat{s}$, as shown in Figure P9.

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Problem 72 Sand from a stationary hopper fa... [FREE …

Sand falls onto a moving conveyor belt at a constant rate and gains horizontal velocity. To understand the rate of change of momentum in the horizontal direction for the sand, you …

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Sand from a stationary hopper falls on a moving

Question: Sand from a stationary hopper falls on a moving conveyor belt at the rate of 4.90 kg/s as shown in the figure below. The conveyor belt is supported by frictionless rollers and moves at a constant speed of v = 0.740 m/s under the action of a constant horizontal external force F with arrowext supplied by the motor that drives the belt.

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Sand from a stationary hopper falls onto a moving …

Sand from a stationary hopper falls onto a moving conveyor belt at the rate of 5. 0 0 k g / s as shown in Figure P 9. 9 4. The conveyor belt is supported by frictionless rollers and moves at a constant speed of v = 0. 7 5 0 m / s under the action of a constant horizontal external force F e x t supplied by the motor that drives the belt. Find

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Sand from a stationary hopper falls onto a moving …

Sand from a stationary hopper falls onto a moving conveyor belt at the rate of 5.00 kg/s as shown in Figure P8.64. The conveyor belt is supported by frictionless rollers and moves at a constant speed of v = 0.750 m/s under the action of a constant horizontal external force F → ext supplied by the motor that drives the belt. Find (a) the sand's rate of change of …

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Answered: sand from a stationary of hoppers falls… | bartleby

sand from a stationary of hoppers falls on to a moving conveyor belt at a rate of 5 kilogram per second the conveyor belt is supported by friction less rollers it moves at a constant speed of 0.75 metre per second under the action of a constant horizontal external force applied by a motor that drives the belt find the sand rate of change of momentum …

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Solved Sand from a stationary hopper falls on a moving

Sand from a stationary hopper falls on a moving conveyor belt atthe rate of 4.50 kg/s as in Figure P9.72.The conveyor belt is supported by frictionless rollers and moves ata constant speed of v = 0.780 m/sunder the action of a constant horizontal external forceF ext supplied by the motor that drivesthe belt.

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94 P Sand from a stationary hopper fa... [FREE SOLUTION]

Step-by-step Solution. Chapter 9: 94 P (page 292) Sand from a stationary hopper falls onto a moving conveyor belt at the rate of 5.00 kg/s as shown in Figure P9.94. The …

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sand from a stationary hopper falls on a – Grinding Mill …

"Sand from a stationary hopper falls on a moving conveyor belt at a rate of 5.81 kg/s. » Free Online Chat. problems: 9.33, 9.40, 9.65, 9. Sand from a stationary hopper falls onto a moving conveyor belt at the rate of 5 kg/s. The conveyer belt is supported by frictionless rollers. » Free Online Chat. Falling Sand Game – hosted by …

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Sand drops from a stationary hopper at the rate of

Sand drops from a stationary hopper at the rate of 5 k g / s falling on a conveyor belt moving with a constant speed of 2 m / s. What is the force required to keep the ball moving and what is the power delivered by the motor moving the belt? ... Sand falls vertically at the rate of 2 k g / s on a conveyor belt moving horizontally with a ...

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How Does Sand Affect the Dynamics of a Conveyor Belt …

"Sand from a stationary hopper falls on a moving conveyor belt at a rate of 5.81 kg/s. The belt is supported by frictionless rollers and moves at .645 m/s under the …

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Solved: Sand from a stationary hopper falls onto a moving …

Solutions for Chapter 9 Problem 52P: Sand from a stationary hopper falls onto a moving conveyor belt at the rate of 5.00 kg/s as shown in Figure P9.94. The conveyor belt is supported by frictionless rollers and moves at a constant speed of v = 0.750 m/s under the action of a constant horizontal external force supplied by the motor that drives the belt.

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Answered: Sand from a stationary hopper falls… | bartleby

Sand from a stationary hopper falls onto a moving conveyer belt at a rate of 5 kg/s. The conveyer belt is supported by frictionless rollers. It moves at a constant speed of 0.75 m/s, under the action of constant horizontal external force supplied by a motor that drives the belt find a) sand rate of change of momentum in horizontal direction.

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Sand drops from a stationary hopper at the rate of

Sand falls vertically at the rate of 2kg/s on a conveyor belt moving horizontally with a velocity of 0.2ms. The extra force required to keep the belt moving is. View Solution. Q …

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SOLVED:Sand from a stationary hopper falls onto a moving …

Sand from a stationary hopper falls onto a moving conveyor belt at the rate of $5.00 mat{kg} / mat{s}$ as shown in Figure P8.59. The conveyor belt is …

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Answered: Sand falls from a stationary hopper… | bartleby

Sand falls from a stationary hopper onto a freight car that is moving with uniform velocity v. The sand falls at the rate dm/dt. How much force is needed to keep the freight car moving at the speed v? Related questions.

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SOLVED:Sand from a stationary hopper falls onto a moving …

Sand from a stationary hopper falls onto a moving conveyor belt at the rate of $5.00 mat{kg} / mat{s}$ as shown in Figure P9.78. The conveyor belt is supported by …

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