In quantum mechanics, consider the potential energy: 1 ∞ { / mw²x² What are the allowed energies? V(x): = x < 0] x>0} 0}
Q: A 75.0 Kg person stands on a scale that reads 500. Newtons. The person is pulling on a rope that is…
A: The tension in the rope T=mg-N =75.0 kg×9.81 ms2-500 N =236 N
Q: a. Robin Hood (mass = 96.25 kg) is escaping by cutting the rope and flying upward as the chandelier…
A:
Q: The weight of a body is 160 N. What is it's mass? Given g = 10 m/s²
A: Given in question: Weight of body(W) = 160 N Gravitational…
Q: A race car travels 76 m/s around a circular track of radius 159 m What is the magnitude of the…
A:
Q: The 500-kg crate is supported by the three cables. Find the tension in cable AD.
A: The weight of the load will be supported by the three ropes which will have tension in them pointing…
Q: A 15 kg box is pushed across a frictionless floor with +5.7 N of force . What is the box’s…
A:
Q: 5. A 500 kg car moving on a flat , horizontal road when suddenly it turns in 35 m circular curve. If…
A: Given: The mass of the car is 500 kg. The radius of the path is 35 m. The coefficient of the…
Q: The cable supporting a 30 kg box has a maximum strength of 294 N. What maximum downward acceleration…
A: Given: mass of box, m=30 kg Maximum strength, F=294 N
Q: is 24 m, at what angle, relative to the vertical, must she lean
A: Given;- If a cyclist is going v=6 m/s a circle whose radius is r=24 m, Find:- at what angle,…
Q: minimum coefficient of friction to prevent skidding
A:
Q: 5. QC (a) Find the tension in each cable supporting the 6.00 x 10²-N cat burglar in Figure P4.35.…
A: We draw the free body diagram of burglar. This FBD gives us the whole idea of forces acting. We…
Q: Bonus: 8. A person of 80 kg is standing in an elevator, on a scale. What force would th. scale exert…
A: Given: The mass of the person is 80 kg.
Q: Due to a jaw injury, a patient must wear a strap that produces a net upward force of 5.00 N on his…
A:
Q: A 4,000 pound car travels at 30 miles per hour on a circular path of radius 100. feet. In order to…
A: Given Mass of the car is m=4000 pound=4000×0.4536 kg=1814.4 kg Speed of the car is v=30 mil1…
Q: . A 5.0 kg is to be given an upward acceleration of 0.30 m/s2 by a rope pulling straight upward on…
A: Given Mass m=5kg Acceleration a=0.3m/s2
Q: **11. The three blocks in the figure are on a frictionless surface. If F= 48.0 N, m₁ = 2.0 kg, m2 =…
A: Given: The applied force F is 48 N. m1=2 kgm2=1.5 kgm3=3.5 kg
Q: A person of weight 490 N stands on a scale in an elevator. What will the scale be reading? when the…
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Q: A driver tells passengers to buckle their seatbelts, invoking the law of inertia. In a few…
A: Newtons first law of motion. A body will not change its motion unless any unbalanced force act on…
Q: A girl of mass 40 kg skis down a slope. The incline is at an angle of 30° with the horizontal. If…
A: Given Mass of girl m=40 kg angle of incline θ=30 Coefficient of kinetic friction μk=0.2
Q: A 12 kg block rests on a 24 degree inclined frictionless surface and is attached by a light string…
A: The situation is shown in the figure There are different kind of the…
Q: A 25 kg block is suspended to a piece of string attached to the ceiling. The block is approximately…
A: according to the given problem when a block is hanged from the string it will experienced two types…
Q: What is the weight of a 400-kg grizzly bear on Earth? A. 4 N B. 392 N C. 3920 N D. 39 N
A: Option C is the right answer W =3920 N
Q: 20 kg block is suspended by 2 very thin ropes that meet at a 400 angle. What is the tension on the…
A: For equilibrium horizontal as well as vertical forces are balanced
Q: A stone is dropped from a height of 45 m. Approximately how long does it take to hit the ground?…
A: Given data: Initial velocity (v0) = 0 m/s Height (h) = 45 m Required: Time (t) taken to hit the…
Q: A pig has weight 500 N. It stands on a scale in an elevator, which reads 530 N. Which is correct? A.…
A: Given, Actual Weight, W = mg = 500 N Apparent weight A = 530 N
Q: The figure shows a 7.0 kg block slides down on an inclined rough plane at constant acceleration of…
A: Mass, m= 7.0 kg Acceleration, a = 2.0 m/s^2 Angle of inclination, = 30 degrees Taking g= 9.8 m/s^2
Q: An 7.57 kg wagon on a level surface is pulled by a 34.9 N force directed at 24° above the…
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Q: An elevator cab is moving downward by a cable. The total mass of the cab is 1950 kg. Find the…
A: Since the cab move with constant speed so the tension in the string is T=mg m=1950kg g=9.8 m/s2
Q: An aeroplane has two engines, one under each wing Suppose the left engine stops working. If the…
A: In this problem, it is asking that what will happen if there are two engines are placed at each wing…
Q: A 15.0 kg toy rocket accelerates upwards from earth, from rest, at a rate of 7.40 m/s². ate the…
A: To calculate the thrust force of the rocket, we can use Newton's Second Law of Motion, which states…
Q: 4. A 120 kg scaffold is 5.60 m long. It is hanging with two wires, one from each end. A 460 kg box…
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Q: 13. 54-kg box is sitting on the floor of a level railroad car which is moving forward with a speed…
A: mass of box = 54 kg speed = 25 m/sa = 5.6 m/s2
Q: A car is moving in a circular road ( radius of 56.1 m) with a speed of 12.3 m/s. Find the minimum…
A: Given: Radius of circular road: r=56.1 [m] Velocity of car: v=12.3 [m/s] Acceleration due to…
Q: A person is trying to lift a box off the floor. The box has a mass of 55kg and the person can lift…
A: In this question a person is trying to lift a box of 55kg , with a force of 300 N.
Q: 2. The only force acting on a 10-kg object has components Fx = 60 N and Fy = 80 N. Find the…
A:
Q: A race car travels 76 m/s around a circular track of radius 159 m What is the magnitude of the…
A: mass of driver m = 1600 Kg speed of car V = 76 m/s Radius of the track R = 159 m Since the car is…
Q: A mass is suspended from the ceiling in an elevator by a heavy rope. The mass is 80 kg and the mass…
A: Let, the mass be, M=80 kg The mass of the rope, m=2 kg The maximum tension the rope can experience…
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