1.Solve the following using Newton's Laws of Motion (First and Second Laws):  An elevator with eight people in it has a total mass of 2635 kg. As the elevator starts upward, it accelerates at 0.41 m/s2. What tension is in the cable lifting the elevator?

Q: Two boxes are attached via a rope and pulley system, as shown in the figure. Box B has a mass of 2.0…

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Q: The smiley face weighs 18.2 kg: 1. What is the magnitude of the total force (in N) acting on the…

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Q: box full of books rests on a wooden floor. The normal force the floor exerts on the box is 282 N.…

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Q: 6. A skier wishes to build a rope tow to pull herself up a ski hill that is inclined at 15° with the…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: heavy metal tray with mass 25.0 kg tray lies on a table. On top of the tray is another stone with…

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Q: 0. You stand on a scale riding in an elevator at a constant upwards acceleration of 43g (13.07…

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Q: Suppose you have a 132-kg wooden crate resting on a wood floor. (?k = 0.3 and ?s = 0.5)   a. What…

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Q: 5. A Really Bad Idea: A 65 kg skier decides to get his 25 kg suitcase down a mountain by towing it…

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Q: A student is pulling a crate with a mass of 20.0 kg along a horizontal frictionless floor with a…

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Q: L 3.3.2 Test (CST): Forces This diagram shows two different forces acting on a skateboarder. The…

A: Given Data: The mass of a skateboard and the person is, m=81.5 kg The applied force is, Fa=52.80 N…

Q: 6. A 750 kg car is moving forward at a constant speed. The coefficient of friction between its…

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Q: A student pulls on a 28 kg desk with a 215 N force acting at an upward 38.4 angle above the…

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Q: Question 1. An elevator accelerates upward with an acceleration a. Assuming the elevator and its…

A: Given data: The upward acceleration of the elevator = a The total mass of the passengers = m Tension…

Q: Q1. A 6.2 kg body experiences an acceleration of 4.1 m/s2. (a) What is the magnitude of the…

A: Values given in the question are as follow; m=6.2 kga=4.1ms2 Formula of net force acting on an…

Q: Pulling up on a rope, you lift a 9.42-kg bucket of water from a well with an acceleration of 2.20…

A: Mass of bucket (m) = 9.42 kg Acceleration of the bucket in upwards direction (a) = 2.20 ms2

Q: You know your mass is 64 kg , but when you stand on a bathroom scale in an elevator, it says your…

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Q: 2. Two blocks are stacked in an elevator as shown. The elevator is moving down at 3.0 an speeding…

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Q: You lift a 7.27-kg bucket of water from a well by pulling on a rope.  You give the bucket an…

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Q: 200 n 400 n 30

A: Newton's second law of motion states that the acceleration of an object is directly proportional to…

Q: A student tries to push a 30 kg desk across the room. She pushes at a downward angle of 33.2°…

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Q: 1. The traffic light mass of 6 kg is hung from two wires. Find the tension on the wires. 30⁰ 60⁰ 1 I

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Q: How much friction must be present?

A: All questions are answered below

Q: Only two forces act on a 3.0 kg body that can move over a frictionless floor. One force is 9.0 N,…

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Q: 6. An object accelerates 8.2 m/s² when a force of 20.1 newtons is applied to it. What is the mass of…

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Q: A man with a mass of 110 kg slides down a vertical pole with an acceleration of 9 m/s2. What is the…

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Q: 1. A box of mass m, 2.5 kg rests atop a box by a 95 N force and slides with friction (p of mass m₂ =…

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Q: An elevator weighing 20,000 N is supported by a steel cable. What is the tension in the cable when…

A: Given Weight of the elevator (W)        = 20,000 N Acceleration (a)                         = 3.0…

Q: A 500 g object attached to a cable is moving downward with an acceleration of 2.54 m/s2. a) What is…

A: Given data:  Mass (m) = 500 g = 0.500 kg Acceleration (a) = 2.54 m/s2, downward Required: Weight of…

Q: 2. Consider a set-up with a horizontal table, two masses, a string, and a massless, frictionless…

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Q: 1.  A block is on a frictionless horizontal table, on earth. This block accelerates at  2 m/s2 when…

A: The given values are,

Q: Which of the following are true statements about velocity, acceleration, and force? (More than one…

A: Soltuion: To find statements about velocity, acceleration, and force?

Q: Starting from rest, a 150 kg body experiences a force of 100 newtons acting on it in a direction…

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Q: 3. The Atwood machine is a device consisting of two masses m, and a frictionless pulley. The two…

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Q: 6. For vectors = -î – 4ĵ and à = -31 – 2j, calculate: a. Ā+B and its magnitude and direction angle…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!