6.00 ✕ 105 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.600 m by a large spring bumper at the end of its track. What is the force constant k of the spring?

Q: 40. GO The drawing shows two boxes resting on frictionless ramps. One box is relatively light and…

A: (a)   Consider the lighter box, neglect the friction, use the energy conservation, and solve for its…

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A:

Q: A 2.0 kg rock is pressed up a distance ∆x = 20 cm against a spring with spring constant 400 N/m and…

A: (a)Scene AThe potential energy due to gravity is,Substitute the values,

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Q: A 191 g block is dropped onto a relaxed vertical spring that has a spring constant of k = 3.5 N/cm.…

A: here, mass of the block(m) = 191 g =0.191 Kg spring constant( k)= 3.5 N/cm = 3.5 * 102 N/m…

Q: A 6.00 ✕ 105 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.300 m by a large…

A:

Q: 61.When a 3.0-kg block is pushed against a massless spring of force constant constant 4.5×10' N/m,…

A: To determine: The coefficient of kinetic friction between the block and the surface Given: Force…

Q: A roaller-coaster cart initially moves with a speed of 8.92 m/s up an incline, without friction. If…

A: Given value--- initial speed = 8.92 m/s. mass = 55.6 kg. final speed = 0 m/s . We have to find---…

Q: (10%) Problem 7: A 5.2 x 10^5 kg subway train is brought to a stop from a speed of 0.65 m/s in 0.39…

A: Using conservation of energy, 12kx2=12mv2k=mv2x2

Q: IN

A: Given: Mass of the block (m) = 19 kg. Angle (θ) = 30 Spring compression (x) = 1.3 cm. = 0.013 m.…

Q: A 100-kg Cabrillo student is launched by a spring (k = 80,000 N/m) that is initially compressed by…

A: The energy of interacting bodies or particles in a closed system remains constant due to…

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Q: 3. a) The 10 kg block shown in Fig. Q3(a) is subjected to a constant force of magnitude 100 N and is…

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Q: In the figure, a 4.3 kg block slides along a track from one level to a higher level after passing…

A: I have used concept of work energy theorem

Q: A box of mass m is pressed against (but is not attached to) an ideal spring of force constant k and…

A:

Q: A spring that has a force constant of 1050 N/m is mounted vertically on the ground. A block of mass…

A: Given that:- Spring constant=K=1050N

Q: A box with mass m = 1.5 kg is sliding with a speed of 4.0 m/s on a horizontal surface. When at x =…

A: From work-energy theorem:

Q: A 146-g baseball is dropped from a tree 15.0 m above the ground. With what speed would it hit the…

A:

Q: A toy cannon uses a spring to project a 5.28-g soft rubber ball. The spring is originally compressed…

A: m=0.00528kgK=8.03N/mX=15.9cm=0.159mf=0.0319Npart BThe speed of the will be maximum at that point…

Q: A block of mass 15.0 kg slides from rest down a frictionless 40.0° incline and is stopped by a…

A: Given:Mass of the block, m = 15 kgInclination of the plane = 40 degreesSpring constant, k = 3.4 ×104…

Q: In the figure, a block of mass m = 3.30 kg slides from rest a distance d down a frictionless incline…

A: Mass (m) = 3.3kg   θ = 35.0 ˚ ( Angle of inclination)   Spring constant (k)= 450N/m  Compression (x)…

Q: In a railroad yard a 35,000 kg boxcar moving at 9.4 m/s is stopped by a spring-loaded bumper mounted…

A: Write the given values with the suitable variables. m=35000 kgv=9.4 m/sk=2.8 MN/m=2.8×106 N/m Here,…

Q: A 150 g particle at x = 0 is moving at 2.00 m/s in the +x-direction. As it moves, it experiences a…

A:

Q: A net force along the x-axis that has x-component Fx=−12.0N+(0.300N/m^2)x^2 is applied to a 3.80 kg…

A:

Q: In a railroad yard a 35,000 kg boxcar moving at 7.2 m/s is stopped by a spring-loaded bumper mounted…

A:

Q: A constant net force of 60.0 N acts on an object initially at rest and acts through a parallel…

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Q: The 1.1 kgkg physics book in figure is connected by a string to a 550 gg coffee cup. The book is…

A:

Q: A particle of mass 3.8 kg is constrained to move along the x-axis under a single force F(x) = -cx,…

A: The total mechanical energy of the particle at point A, EA=12mvA2   Substitute, EA=123.8 kg5.7…

Q: The massless spring of a spring gun has a force constant k = 12 N/cm. When the gun is aimed…

A: Now, the spring's initial compression is computed as, We know mass m is 15 g Height, h is 5 m, Force…

Q: A toy gun uses a spring to project a 6.0-g soft rubber sphere horizontally. The spring constant is…

A: Given:The mass of the sphere is 6 g. The spring constant is 8 N/m. The total length of the barrel is…

Q: At the moment when a gunman releases a 8 kg shot, the shot is 24m above the ground and travelling at…

A: Let the maximum height be hmax. let the mass of the shot be m. let the potential energy of the shot…

Q: A 4.00 x 105 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.800 m by a large…

A: Given data:  Mass (m) = 4.00×105 kg Final velocity (v) = 0 m/s Initial velocity (u) = 0.500 m/s…

Q: ds, in mete

A: To find the distance the crate moved when it just touched the spring, we can use the conservation of…

Q: The only force acting on a 2.0 kg body as itmoves along a positive x axis has an x component Fx 6x…

A: The work done on the body is,

Q: A spring that has a force constant of 1150 N/m is mounted vertically on the ground. A block of mass…

A: Given data-               spring constant (K) = 1150 N/m               block mass (m) = 1.35 Kg…

Q: A small anvil of mass, m= 10 kg is dropped from rest from a height H= 7.0 m above the top of a…

A: Given A small anvil of mass (m)           = 10 kg The height it from dropped (H) = 7.0 m The spring…

Q: A 6.50 ✕ 105 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.600 m by a large…

A:

Q: A 6.50 x 105 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.900 m by a large…

A: Given : m = 6.50 × 105 kg v = 0.5 m/s x = 0.9 m vo = 0 (because finally the train stops)

Q: A toy gun uses a spring with a force constant of 295 N/m to propel a 11-g steel ball. Assuming the…

A:

Q: A spring-loaded toy gun projects a 6.0 g nerf pellet horizontally. The spring constant is 8.5 N/m,…

A: Given data: The mass m=6 g The spring x=6.5 cm=6.5×10-2 m The barrel of the gun is 17 cm The spring…

Q: A 200 kg roller coaster is initially moving at 4.0 m/s. The ride reaches a maximum height of 35 m…

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Q: A stone of mass 80 g is dropped onto an unstrained vertical spring with a spring constant k = 0.8…

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Q: 22. A block of mass m-1 kg is held compressing a spring a distance -0.5 m on a smooth horizontal…

A: We are given compression in the spring. We are also given the spring constant. The spring potential…

Q: 1) A daredevil plans to bungee jump from a balloon 73.0 m above a carnival midway. They will use a…

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Q: An elevator car of mass 815 kg falls from rest 2.80 m, hits a buffer spring, and then travels an…

A: