A spring is attached to an inclined plane as shown in the figure. A block of mass m = 2.61 kg is placed on the incline at a distance d = 0.279 m along the incline from the end of the spring. The block is given a quick shove and moves down the incline with an initial speed v = 0.750 m/s. The incline angle is θ = 20.0°, the spring constant is k = 535 N/m, and we can assume the surface is frictionless. By what distance (in m) is the spring compressed when the block momentarily comes to rest
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A spring is attached to an inclined plane as shown in the figure. A block of mass
is placed on the incline at a distance
along the incline from the end of the spring. The block is given a quick shove and moves down the incline with an initial speed
The incline angle is
the spring constant is
and we can assume the surface is frictionless. By what distance (in m) is the spring compressed when the block momentarily comes to rest?
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- The string on a bow can be described as a spring. A particular bow’s string has a spring constant of 110 N/m and is pulled back 0.6 m to launch a 0.02 kg arrow. If the bow has a mass of 1 kg, what will be the speed at which the arrow is launched?An inclined plane of angle 0 20.0° has a spring of force constant k = 525 N/m fastened securely at the bottom so that the spring is parallel to the surface as shown in the figure below. A block of mass m = 2.61 kg is placed on the plane at a distance d 0.315 m from the spring. From this position, the block is projected downward toward the spring with speed v = 0.750 m/s. By what distance is the spring compressed when the block momentarily comes to rest? Enter a number. differs from the correct answer by more than 10%. Double check your calculations. m mAn inclined plane of angle = 20.0° has a spring of force constant k = 495 N/m fastened securely at the bottom so that the spring is parallel to the surface as shown in the figure below. A block of mass m = 2.39 kg is placed on the plane at a distance d = 0.282 m from the spring. From this position, the block is projected downward toward the spring with speed v = 0.750 m/s. By what distance is the spring compressed when the block momentarily comes to rest? m www
- (a) Part (a) refers to the figure below. A block of mass m = 0.1 kg is going down and inclined plane with an initial speed v₁. The inclined plane makes an angle = 30° with the horizontal and the inclined plane has a kinetic friction coefficient k 0.7. After travelling a distance L = 0.8 m, the block encounters a spring with a spring constant k 20 N/m. The block comes to rest after compressing the spring an amount x = 0.3 m. What is vi, the initial speed of the block? = x = 0 oooo 0 Initial x=0 momo 0 x Initial μk 1 Vi m Mk Part a (b) Part (b) refers to the figure below. The block then goes up the inclined plane again. After the block travels a distance x, the block leaves the spring. The block continues to go up the inclined plane and the block comes to rest after it travels a distance d past the equilibrium position for the spring. What is the distance d? x=0 Part b t 0 x=0 Final 0000 Ө μk Final MkA mass of 0.75 kg is suspended from a spring. If 1.41 J of work is done against the spring as the mass is pulled 0.15 m away from its equilibrium position, what is the spring constant of the spring?A horizontal spring attached to a wall has a force constant of k = 830 N/m. A block of mass m = 1.40 kg is attached to the spring and rests on a frictionless, horizontal surface as in the figure below. wiwwwww. x= 0 x = x;/2 x= X; (a) The block is pulled to a position x; = 6.60 cm from equilibrium and released. Find the potential energy stored in the spring when the block is 6.60 cm from equilibrium. 2.91*10**- >X Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. J (b) Find the speed of the block as it passes through the equilibrium position. 6.45 Your response differs from the correct answer by more than 100%. m/s (c) What is the speed of the block when it is at a position x/2 3.30 cm? 5.58 Your response differs from the correct answer by more than 100%. m/s
- A spring is attached to an inclined plane as shown in the figure. A block of mass m = 2.31 kg is placed on the incline at a distance d = 0.279 m along the incline from the end of the spring. The block is given a quick shove and moves down the incline with an initial speed v = 0.750 m/s. The incline angle is 0 = 20.0°, the spring constant is k = 455 N/m, and we can assume the surface is frictionless. By what distance (in m) is the spring compressed when the block momentarily comes to rest? m 8 ww 0.038 X Apply the work-energy theorem. The force of gravity does positive work on the block as it slides down the incline through the total distance (d + x), and the spring force does negative work on the block as it slides through distance x. Note that the block has initial kinetic energy but the final kinetic energy is zero. Take the zero level of gravitational potential energy to be where the block momentarily comes to rest. mA mass of 10.0 kg is attached to a spring on a frictionless horizontal surface. The spring constant k 504 Newtons / meters. The spring is stretched a distance of 0.500 meters. The mass is released. When the spring is in the relaxed position, what is the Kinetic Energy (in Joules) in the mass?quick shove and moves down the incline with an initial speed v = 0.750 m/s. The incline angle is 0 = 20.0°, the spring constant is k = 465 N/m, and we can assume the surface is frictionless. By what distance (in m) is the spring compressed when the block momentarily comes to rest? A spring is attached to an inclined plane as shown in the figure. A block of mass m = 2.59 kg is placed on the incline at a distance d = 0.282 m along the incline from the end of the spring. The block is given a ww- ing. The block
- a 2 kg weight is fasten to a spring on an inclined plane. It has a spring constant of 20 N/m. When the spring is relaxed, the mass sits at the bottom of the incline. It is compressed 0.25 m from its relaxed position, and the weight is released. It goes down the incline, to the horizontal surface and up a second, identical incline. If there were kinetic friction between the weight and the right incline, but none between the weight and the left incline, what would be the coefficient of kinetic friction μk so the maximum height reachable is the same as the starting position (i.e. d=0.25m).A horizontal spring attached to a wall has a force constant of k = 870 N/m. A block of mass m = 1.30 kg is attached to the spring and rests on a frictionless, horizontal surface as in the figure below. wwwwwwwwww x= x;/2 x= x; i (a) The block is pulled to a position x; = 6.20 cm from equilibrium and released. Find the potential energy stored in the spring when the block is 6.20 cm from equilibrium. J m x = 0 (b) Find the speed of the block as it passes through the equilibrium position. m/s (c) What is the speed of the block when it is at a position x;/2 = 3.10 cm? m/sA 1.6 kg breadbox on a frictionless incline of angle 0 = 35° is connected, by a cord that runs over a pulley, to a light spring of spring %3D constant k = 10O N/m, as shown in the figure. The box is released from rest when the spring is unstretched. Assume that the pulley is massless and frictionless. (a) What is the speed of the box when it has moved 10.7 cm down the incline? (b) How far down the incline from its point of release does the box slide before momentarily stopping, and what are the (c) magnitude and (d) direction of the box's acceleration at the instant the box momentarily stops? (a) Number Unit (b) Number i Unit (c) Number Unit (d) > > >