A dart is loaded into a spring-loaded toy dart gun by pushing the spring in by a distance d. For the next loading, the spring is compressed a distance 2d. How much work is required to load the second dart compared to that required to load the first?

Q: A 200 N box is pushed at a constant velocity up an incline that is 5.00 m long and rises 1 m. If the…

A: The Free Body Diagram of the 200 N box is shown below,   The Bos is being pushed at a constant…

Q: An archer pulls a bow string back 0.40 meters by exerting a force that increases linearly from zero…

A: Given: The extension in the string is 0.40 m. The force exerted by the string is 460 N.…

Q: The students is given 130 cm long ideal spring whose unstretched position is at x=0.00 cm. A student…

A: Spring constant, k=41.1 N/m xi=22.2 cm = 0.222 m xf=30.5 cm =0.305 m

Q: A warehouse employee is pushing 100.0 KG desk across the floor at a constant speed of 1 m/s.how much…

A: Mass of desk = 100 kg  Initial Speed = 1m/s  Final speed = 2 m/s

Q: A constant force of F→=⟨1,10⟩ moves an object along a straight line from the point (−5,−3) to the…

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Q: A particle of nmass m= 4kg is released from point A and slides on the frictionless track shown in…

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Q: A man pushes a block of mass M along a frictionles ramp at constant speed to a heighth as shown in…

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Q: An object of mass 4.0 kg starts at rest from, B, at the top of a rough inclined plane of height 10 m…

A: Given - Mass of object , m = 4.0 kg Initial speed of object, vi= 0 m/s Final speed of object , vf =…

Q: Initially, a spring is stretched 0.50 m from its equilibrium (rest) position. It is then stretched…

A: Given: The spring constant is 10 N/m. The initial stretching is 0.5 m. The final stretching is 0.8…

Q: Mr. Mangan pushes a box across a frictionless surface with a force of 150 N for 8 m. Find the work…

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Q: A block is acted on by a force that varies as (2.0×104N/m)x for 0≤x≤0.21m, and then remains constant…

A: Given data :- Force F = 2.0×104 N/m ; 0< x ≤ 0.21 m x = 0  to x = 0.30 m (for this range we wish…

Q: The brakes of a truck cause it to slow down by applying a retarding force of 6610 N to the truck…

A: Given, Retarding force = 6610 N distance = 1100 m

Q: A concrete block is pulled 8.6 m to the right across a smooth surface. The tension in the rope is…

A: If an object is displaced by a force F→ then the work done on the object is given by, W=F→·d→=F d…

Q: Matthew pushes a box of toys along a 5 m long ramp that is inclined 3 m high as shown in the figure…

A: Work done is defined as the product of the applied force and the displacement in the direction of…

Q: A 3 kg particle starts from rest at x = 0 and moves under the influence of a single force F= 10 + 5x…

A: The work done by a force F(x) on a particle as the particle moves from x = a to x = b, is given…

Q: The brakes of a truck cause it to slow down by applying a retarding force of 7380 N to the truck…

A: Work Done (W) = F*X Where,    F= force applied    X= displacement

Q: The brakes of a truck cause it to slow down by applying a retarding force of 2740 N to the truck…

A:

Q: A cube with a mass of 2.5 kg slides down from the top of a frictionless ramp 1.5 m high. The ramp is…

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Q: A 2.5 kg cube glides down from the top of a 1.5 m high frictionless ramp. The angle of the ramp with…

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Q: The figure below shows three forces applied to a trunk that moves leftward by 1.3 over a…

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Q: It takes a force of 130 N to stretch a spring by 50 cm. Find the work done in stretching the spring…

A: Given data :- Force F = 130 N Stretch due to force F i.e., x0 = 50 cm = 0.5 m To be found - Work…

Q: an 8 kg block is released from rest with v1= 0m/s. The block moves down a distance of 1.6 meters on…

A: mass = 8 kg initial speed = 0 m/s distance along the incline = 1.6 m angle of incline = 40 degree…

Q: In the event of tug-of-war, the CAS team pulls the SHS team by applying a force of 1500 N to the…

A: Given data: Force (F) = 1500 N Displacement (d) = 1.8 m Required: Work done (W)

Q: An object moves along a straight line path from (0,0) to the point (3,3) under the action of a force…

A: Given Data: The force vector is: F⇀=4 N/myi^+4 N/mxj^ The position vector of the object at initial…

Q: A parachute is used to slow a 3.1 kg model rocket from a speed of 32 m/s to 10 m/s. If the parachute…

A: Apply work-energy theorem on the parachute-rocket system, and solve for the work-done by the…

Q: The force F3,  13.88 N, acts on the block at an angle of 155.98 degrees.  If the block moves to the…

A: Here, the work done by F3 can be given as The minus sign indicates that the work done by F3 and the…

Q: A spring and block are in the arrangement of .When the block is pulled out to x=+4.0 cm, we must…

A: Simple harmonic motion is a type of oscillation in which the particles oscillate on a straight line…

Q: A 2.00 kg block is released from rest on a ramp that is inclined at an angle of 60.0∘∘ below the…

A: mass of block = 2 kg θ = 60o below the horizontal Initial height (h) = 2 m initial velocity on the…

Q: The brakes of a truck cause it to slow down by applying a retarding force of 7760 N to the truck…

A: Given data:  Force (F) = 7760 N Distance (d) = 868 m Required: The work (W)

Q: A block is acted on by a force that varies as (1.9×104N/m)x for 0≤x≤0.21m, and then remains constant…

A: SOlution: Given that Force varies as (1.9×104N/m)x for 0≤x≤0.21m,  Force remains constant at 3990 N…

Q: A spring has a force constant of 1500 N/m. How much work is required to extend the spring 0.1 m…

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Q: A spring workout can be modeled by Hooke's law F = kx where k is force constant. When the spring is…

A:

Q: Ben carries a 250 N suitcase up three flights of stairs (a height of 12.0 m) and then pushes it with…

A: Given data as per question weight of suitcase =250N Height =12 m Horizontal force =50N Speed =0.10…

Q: A student slides her 67 kg desk across the level floor of her dormitory room a distance 8 m at…

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Q: Matthew pulls his little sister Sarah in a sled on an icy surface (assume no friction). The pulling…

A: The given values are, F=70 Nθ=41°s=8 m

Q: The spring-flex exercise system consists of a spring with one end fixed and a handle on the other…

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Q: Hard-working Len is forced to pull a 1000 [N] box located at the bottom of the inclined plane using…

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Q: An object of mass 3.00 kg is subject to a force Fx that varies with position as in the Figure. Find…

A: Given  mass m= 3kg  Fx, force acting in x direction. gravitational force act on mass = m*g

Q: A 4.8 kg box has an acceleration of 1.8 m/s? when it is pulled by a horizontal force across a…

A: Mass of box= 4.8 Kg Acceleration= 1.8m/s2 Coefficient of kinetic friction= 0.5 Distance covered by…

Q: A truck of mass 3000 kg is to be loaded onto a ship using a crane that exerts a force of 31 kN over…

A: Given data: m=3000 kgd=2 mF=31 kN Need to determine the upward speed of the truck after 2m…

Q: The force law for a non-linear spring is F (x) = -60x1.15 N. Find the work required to compress the…

A: Force F(x) = - 60 x1.15 N  Compression x = 30 cm = 0.30 m  We need to calculate work done.

Q: The graph in the figure below shows the magnitude of the force ex- erted by a given spring as a…

A: We need to calculate the work done in stretching the spring by the given amounts in parts a and b.

Q: The figure below shows a block with a mass of m = 4.90 kgthat starts from rest at point A and slides…

A: Mass of block (m)=4.9 kg Height of point A (ha)=5.5 m Height of point B (hb)=3.2 m Height of point C…

Q: A concrete block is pulled 4.7 m to the right across a smooth surface. The tension in the rope is…

A: Given data:  Distance (d) = 4.7 m Tension force (F) = 125.6 N Angle (θ) = 44.5° Required: The net…