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3) stands on a scale in an elevator that is rising at a
3) George stands on a scale in an elevator that is rising at a constant velocity and the scale reads 750 N. As it nears the top floor, the scale changes to 675 N. What is the acceleration of the eleva… read more
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I have a few questions of general physiscs need answering. A
i have a few questions of general physiscs need answering … read more
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Need someone who has a good knowledge of physics to help me
Need someone who has a good knowledge of physics to help me with these problems please!! (See attached word doc file). If you want to split them up into two sections, that is fine. However, I need ass… read more
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Please help!! I desperately need help with these physics questions, I'm just no good with physics equations. Here are my questions: 1. Suppose you apply a force of 1 N to block A and a force of 2 N to… read more
Ryan
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A student of weight 590 Newtons was sent to another planet
A student of weight 590 Newtons was sent to another planet called Nerdland. If Nerdland has a mass that is three times the mass of the earth and a radius that is half the radius of the earth, what wou… read more
akch2002
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2) a) Consider two forces, one having a magnitude of 10 N,
2) a) Consider two forces, one having a magnitude of 10 N, and the other having a magnitude of 15 N. What maximum net force is possible when combining these two forces? What is the minimum net force p… read more
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Interactive LearningWare 18.2 provides one approach to solving
Interactive LearningWare 18.2 provides one approach to solving problems such as this one. The drawing shows three point charges fixed in place. The charge at the coordinate origin has a value of q1 = … read more
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........A charge lies of -5 micro-Coulomb with a mass of 20.8
........A charge lies of -5 micro-Coulomb with a mass of 20.8 kg lies on a horizontal surface with a coefficient of kinetic friction of 0.5. It is immersed in a uniform field with an x component of -5… read more
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1. A 1.0 kg mass (mA) and a 4.0 kg mass (mB) are attached to
1. A 1.0 kg mass (mA) and a 4.0 kg mass (mB) are attached to a lightweight cord that passes over a frictionless pulley. The hanging masses are free to move. Find the acceleration of the larger mass. a… read more
calcProf
Doctoral Degree
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a 10kg mass is on an incline of 35 degrees and it is connected
a 10kg mass is on an incline of 35 degrees and it is connected to a pulley that has a 20 kg mass hanging straight down. A) determine the acceleration of the system and the tension in the rope for the … read more
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Doctoral Degree
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1. Two forces are exerted on an object. A 34 N force acts ...
1. Two forces are exerted on an object. A 34 N force acts at 240° and a 48 N force acts at 315°. What are the magnitude and direction of the equilibrant?_____ N _________° 2. An trunk weighing 526 N i… read more
abozer
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A 68 kg person on skis starts from rest down a hill sloped
A 68 kg person on skis starts from rest down a hill sloped at 39° from the horizontal. The coefficient of friction between the skis and the snow is 0.13. After the skier has been moving for 5.0 s, the… read more
abozer
Bachelor's Degree
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Two ropes are attached to a block with a mass of 75 kg.
Two ropes are attached to a block with a mass of 75 kg. One rope pulls on the block at an angle of 30 degrees to the north of east and exerts a force of 200 N. The second rope pulls an angle of 15 deg… read more
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Your hand exerts a 6.4 N upward force on a pound of sugar.
Your hand exerts a 6.4 N upward force on a pound of sugar. Considering the force of gravity on the sugar, what is the net force on the sugar? Give the magnitude and direction. _____N A 68 kg swimmer s… read more
abozer
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A 233 N force is exerted on a crate toward the north and ...
A 233 N force is exerted on a crate toward the north and the 143 N force is exerted toward the east. Find the magnitude and direction of the net force. ______N ______° north of east Calculate the forc… read more
Scott
Master's Degree
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1. At a certain time ,a car is 150m due west of your
1. At a certain time ,a car is 150m due west of your house. If it is traveling with a constant velocity of 30 m/s 30 degrees south of east, what are the magnitude and the direction of its position rel… read more
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The instruments attached to a weather balloon have a mass ...
The instruments attached to a weather balloon have a mass of 4.6 kg. The balloon is released and exerts an upward force of 100 N on the instruments. (a) What is the acceleration of the balloon and ins… read more
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Senior Developer
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33.) 1.)A horizontal force of 12N acts on an object that ...
33.) 1.)A horizontal force of 12N acts on an object that rests on a level, frictionless surface on the earth, where the object has a weight of 98N. (a.) what is the magnitude of the acceleration of th… read more
J
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