5. A force of 40.0 N accelerates a 5.0 kg block at 6.0 m/s2 along a horizontal surface. a. How large is the frictional force? b. What is the coefficient of friction? 6. A spring is stretched by a mass hooked to the end. The mass is 200 g and the spring constant is 7.5 N/m. How much has the spring been stretched? 7. 1. If you know the value of the force constant k, then you know everything about the system dynamics. 2. 2To find the force constant in F = − (4 π m/T. 2) x , you need to measure the mass m of the system and the period T of the motion. Measure m of system (cart + block). m = _____ kg . Measure the period with a stopwatch. Sep 22, 2017 · A 500 g block is placed on a spring of spring constant 100 N/m, compressing it 0.300 m. If the block is released from rest, what is the greatest height reached by the block with respect to the release point?

A 2.00-kg block is placed on a frictionless surface. A spring with a force constant of k = 32.00 N/m is attached to the block, and the opposite end of the spring is attached to the wall. The spring can be compressed or extended. A 15.0-kg block is attached to a very light horizontal spring of force constant 500.0 N/m and is resting on a frictionless horizontal table. Suddenly it is struck by a 3.00-kg stone traveling horizontally at 8.00 m/s to the right. Right after the collision, the stone is traveling to the left at 15.0 kg 2.00 m/s. 4. A rifle bullet of mass 20.0 g strikes and embeds itself in a block of mass 1 kg that rests on a frictionless horizontal surface and is attached to a coil spring. The impact compresses the spring 15.0 cm. Calibration of the spring shows (265 that a force of 2.00 N is required to compress the spring 0.250 cm. Order my "Ultimate Formula Sheet" https://amzn.to/2ZDeifD Hire me for private lessons https://wyzant.com/tutors/jjthetutorRead "The 7 Habits of Successful ST... Problem: A block of mass m = 2.00 kg is attached to a spring of force constant k = 500 N/m as shown in Figure P8.15. The block is pulled to a position xi = 5.00 cm to the right of equilibrium and released from rest.

50. A 250g block is dropped onto a relaxed vertical spring that has a spring constant of k=2.5N/cm. The block becomes attached to the spring and compresses the spring 12 cm before momentarily stopping. While the spring is being compressed, what work is done on the block by (a) the gravitational force on it and (b) the spring force? A 2.00-kg block lies at rest on a frictionless table. A spring, with a spring constant of 100 N/m is attached to the wall and to the block. A second block of 0.50 kg is placed on top of the first block. The 2.00-kg block is gently pulled to a position x = + A x=+A and released from rest. There is a coefficient of friction of 0.45 between the ...A force F is applied in horizontal to a 10 kg block. The block moves at a constant speed of 2 m/s across a horizontal surface. The coefficient of kinetic friction between the block and the surface is 0.5. The work done by the force F in 1.5 minutes is:

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2. (20 pts) A 5.0 g bullet moving with an initial speed of 400 m/s is ﬁred into and passes through a 1.0 kg block of wood, as in the ﬁgure below. The block, initially at rest on a frictionless, horizontal surface, is connected to a spring with force constant 900 N/m. If the block moves 0.05 m to the right after impact, ﬁnd: The apparatus above is used to study conservation of mechanical energy. A spring of force constant 40 N/m is held horizontal over a horizontal air track, with one end attached to the air track. A light string is attached to the other end of the spring and connects it to a glider of mass m. The glider is pulled to stretch the spring an amount x from A freight company uses a compressed spring to shoot 2.00 kg packages up a 1.0-m-high frictionless ramp into a truck, as the gure shows. The spring constant is 500 N/m and the spring is compressed 30.0 cm. A careless worker spills his soda on the ramp. This creates a 50-cm-long sticky spot with a coefcient of kinetic friction 0.30.

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Sep 22, 2017 · A 500 g block is placed on a spring of spring constant 100 N/m, compressing it 0.300 m. If the block is released from rest, what is the greatest height reached by the block with respect to the release point?

14) A 0.28-kg block on a horizontal frictionless surface is attached to an ideal massless spring whose spring constant is 500 N/m. The block is pulled from its equilibrium position at x = 0.00 m to a displacement x = +0.080 m and is released from rest. The block then executes simple harmonic motion along the horizontal x-axis.

Given: A constant force P acts at the free end of the cable as block A (having mass m) is pulled up the smooth rod. The system starts out from rest. Find: Determine the stiffness k of the spring corresponding to a maximum spring compression of max 0.1m 450 Use the following parameters in your analysis: m — 0.02 m. max Freeform 02018 28 kg, P

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- Work is done when a force that is applied to an object moves that object. There are three key ingredients to work - force, displacement, and cause. In order for a force to qualify as having done work on an object, there must be a displacement and the force must cause the displacement. Work is calculated by multiplying the force by the amount of movement of an object (W = F * d). Thus, a force ...
- A 2.00 kg block is attached to a spring of force constant 500 N/m. The block is pulled 5.00 cm to the right of equilibrium and released from rest.
- Solution for A block of mass m = 2.00 kg is attached to a spring of force constant k = 4.30 102 N/m that lies on a horizontal frictionless surface as shown in…
- Problem: A block of mass m = 2.00 kg is attached to a spring of force constant k = 500 N/m as shown in Figure P8.15. The block is pulled to a position xi = 5.00 cm to the right of equilibrium and released from rest.
- Mar 04, 2013 · A 2.0-kg block is attached to one end of a spring with a spring constant of 100 N/m and a 4.0-kg block is attached to the other end. The blocks are placed on a horizontal frictionless surface and set into motion. At one instant the 2.0-kg block is observed to be traveling to the right with a speed of 0.50 m/s and the 4.0-kg block is observed to ...
- A 15.0 kg block is attached to a very light horizontal spring of force constant 600.0 N/m and is resting on a frictionless horizontal table. (See (Figure 1) .) Suddenly it is struck by a 3.00 kg stone traveling horizontally at 8.00 m/s to the right, whereupon the stone rebounds at 2.00 m/s horizontally to the left.
- (10 points) Consider a block of mass m = 5 kg that is hanging on a light spring as shown The natural length of the spring is l 0 = 10 cm, and the spring constant is k= 20 N=cm. At t= 0, the block is released from rest at the position where the spring is l= 20 cmin length, then it begins a simple harmonic oscillation. (a)What is the length l
- 7. (14 pts) A 0.180 kg block is initially held against a spring with spring constant 18.0 N/m. The spring is compressed a distance 0.200 m from its equilibrium position. This block, as well as a second block of mass 0.225 kg is at rest on a frictionless floor. The spring is then released suddenly and the 0.180 kg block slides to the right ...
- Chapter 5 – Force and Motion I I. Newton’s first law: If no net force acts on a body, then the body’s velocity cannot change; the body cannot accelerate v = constant in magnitude and direction. - Principle of superposition: when two or more forces act on a body, the net force can be obtained by adding the individual forces vectorially.
- 3) A block of mass m is attached to a spring of spring constant k which is attached to a wall as shown on the right. (a) If the block starts at time t=0 with the spring being at its rest length but the block having a velocity v 0 , find a solution for the mass's position at all subsequent times.
- Calculate the spring constant of this spring. [Show all work, including the equation and substitution with units.] 23. The diagram below represents a spring hanging ver-tically that stretches 0.075 meter when a 5.0-newton block is attached. The spring-block system is at rest in the position shown. The value of the spring constant is 1. 38 N/m 2 ...
- A block of mass 1.40 kg is connected to a massless spring of spring constant 120.50 N/m. The other end of the spring is connected to the top of a 40.0 incline. (a) Assuming that the block slides without friction on the inclined plane, by how much will the
- A block of mass 500 g is attached to a spring of spring constant 80 N/m (see the following figure). The other end of the spring is attached to a support while the mass rests on a rough surface with a coefficient of friction of 0.20 that is inclined at angle of 30 °. 30°. The block is pushed along the surface till the spring compresses by 10 ...
- Aug 22, 2014 · Coefficient of friction between block and the track is = 0.5. The force of friction between the two is A) 10N B) 8.5N C) 6.5N D) 5N 32. In the figure shown, there is no relative motion between the two blocks. Force of friction on 1 kg block is A) zero B) 3N C) 6N D) 7N 33. A block is projected upwards on a rough plane at 20 m/s.
- Jan 20, 2016 · 1)A block of mass m = 2.00 kg is attached to a spring of force constant k = 545 N/m as shown in the figure below. The block is pulled to a position xi = 5.60 cm to the right of equilibrium and released from rest.
- Nov 04, 2011 · The speed of the block before it touch the spring is 6.0 m/s. How fast is the block moving at the instant the spring has been compressed 0.15 m? The spring . Physics. A 0.500 kg block is sitting on a horizontal, frictionless surface. The block is connected to a horizontal spring with a force constant of 124 N/m.
- 53) A 5.0-kg block and a 4.0-kg block are connected by a 0.6 kg rod, as shown in the figure. The links between the blocks and the rod are denoted by A and B. A vertical upward force of magnitude F of magnitude 150 N is applied to the upper block.
- The 4.0 m long 500 kg steel beam ... Pulley and Block A 2.54-kg block is attached to a disk-shaped pulley of radius 0.108 m and mass 0.816 kg. (a) If the block is ...
- A 10.0-g bullet is fired into, and embeds itself in, a 2.00-kg block attached to a spring with a force constant of 19.6 N/m and whose mass is negligible. How far is the spring compressed if the bullet has a speed of 300 m/s just before it strikes the block and the block slides on a frictionless surface?
- A block of mass m = 2.00 kg is attached to a spring of force constant k = 500 N/m as shown in the figure below. The block is pulled to a position x i = 0.0500 m to the right of equilibrium and released from rest.
- 50. A 250g block is dropped onto a relaxed vertical spring that has a spring constant of k=2.5N/cm. The block becomes attached to the spring and compresses the spring 12 cm before momentarily stopping. While the spring is being compressed, what work is done on the block by (a) the gravitational force on it and (b) the spring force?
- 4. A rifle bullet of mass 20.0 g strikes and embeds itself in a block of mass 1 kg that rests on a frictionless horizontal surface and is attached to a coil spring. The impact compresses the spring 15.0 cm. Calibration of the spring shows (265 that a force of 2.00 N is required to compress the spring 0.250 cm.
- A 0.500-kg block, attached to a spring with length 0.60 m and force constant 40.0 N/m, is at rest with the back of the block at point A on a frictionless, hori…
- Oct 29, 2008 · A 15.0 kg block is attached to a very light horizontal spring of force constant 500.0 N/m and is resting on a frictionless horizontal table. Suddenly it is struck by a 3.00kg stone traveling horizontally at 8.00 m/s to the right, whereupon the stone rebounds at 2.00 m/s horizontally to the left.
- 4. Block A of mass 8.0 kg and block B of unknown mass MB are attached to a rope that passes over a massless and frictionless pulley. A 50 N horizontal force, P, pushes block A against a rough vertical wall. The coeﬃcients of static and kinetic friction between the wall and block A are µs = 0.40 and µk = 0.30. Initially block B is held at rest.
- The spring stretches when pulling force acts on it. The greater the force, the extension of the spring. The spring is attached to a pointer, which indicates the amount of force exerted on the spring.
- (4 ed) 8.3 A toy consists of a piece of plastic attached to a spring as in Figure P8.*. The spring is compressed 2.0 cm and the toy is released. If the mass of the toy is 100 g and it rises to a maximum height of 60 cm, estimate the force constant of the spring.

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- A 10.0-kg mass hangs from a spring that has the spring constant 535 N/m. Find the position of the end of the spring away from its rest position. (Use g = 9.80 m/s 2.) A 0.0502-kg pair of fuzzy dice is attached to the rearview mirror of a car by a short string.
- a 2.00 kg block is attached to a spring of force constant 500 N/m. The block is pulled 5.00 cm to the right of equilibrium and released from rest. Find the speed of the block as it passes through equilibrium if a) the horizontal surface is frictionless and . Physics. A 2.60-kg block is attached to a horizontal spring that has a spring constant ...
- Block m 1 (5 kg) is hanging over the edge of a frictionless table and is attached to a block m 2 (20 kg) by a massless string that runs over a frictionless, massless pulley as shown in the figure. Block m 2 is also attached to a wall by an ideal, massless spring with a spring constant of 130 N/m that has a relaxed length of X 0.
- Solution for A block of mass m = 2.00 kg is attached to a spring of force constant k = 4.30 102 N/m that lies on a horizontal frictionless surface as shown in…
- 15. A spring is on a frictionless horizontal surface. One end of the spring is attached to a rigid wall. A 0.65-kg ball initially moving at 4.3 m/s collides with the open end of the spring. How much potential energy is stored in the spring when the velocity of the ball is 0 m/s? 3.6 J ; 3.9 J ; 6.0 J ; 6.4 J
- 2. (20 pts) A 5.0 g bullet moving with an initial speed of 400 m/s is ﬁred into and passes through a 1.0 kg block of wood, as in the ﬁgure below. The block, initially at rest on a frictionless, horizontal surface, is connected to a spring with force constant 900 N/m. If the block moves 0.05 m to the right after impact, ﬁnd:
- A .500-kg block, attached to a spring with length 0.60 m and force constant 40.0 N/m, is at rest with the back of the block at point A on a frictionless, hori…
- on a 2.50-kg particle varies in time as shown in the figure below. Find (a) the impulse of the force over the 5.00-s time interval, (b) the final velocity the particle attains if it is originally at rest, (c) its final velocity if its original velocity is —2.00 î m/s, and (d) the average force exerted on the particle for the time interval 0
- Mar 10, 2016 · A 15.0 kg block is attached to a very light horizontal spring of force constant 475 N/m and is resting on a smooth horizontal table. (See the figure below (Figure 1) .) Suddenly it is struck by a 3.00 kg stone traveling horizontally at 8.00 m/s to the right, whereupon the stone rebounds at 2.00 m/s horizontally to the left.
- A spring of unstretched length L 0 = 0.20 m and spring constant k = 80 N/m is connected to a block with M = 12 kg, which is supported by a horizontal floor. Initially, the spring is stretched to a distance L 1 = 0.50 m and released from rest. The coefficient of static friction between the floor and the block is 0.45.
- To find the spring constant, we plugged in the the values we had into the formula F=-kx. To find the amplitudes we used a ruler to measure from the resting position. To find the periods, we simply used a timer of a phone, and for mass we looked at the mass indicated on the weight, and converted it from g to kg.
- Problem: A block of mass m = 2.00 kg is attached to a spring of force constant k = 500 N/m as shown in Figure P8.15. The block is pulled to a position xi = 5.00 cm to the right of equilibrium and released from rest.
- P18. A 200-g block is attached to a horizontal spring and executes simple harmonic motion with a period of 0.250 s. If the total energy of the system is 2.00 J, find (a) the force constant of the spring and (b) the amplitude of the motion. m 200 g, T 2.00 J 0.250 s, E; 22 25.1 rad s T 0.250 SS Z (a) kmZ 2 0.200 kg 25.1 rad s 126 N m2 (b) 2 2 2 ...
- A 2.00-kg block lies at rest on a frictionless table. A spring, with a spring constant of 100 N/m is attached to the wall and to the block. A second block of 0.50 kg is placed on top of the first block. The 2.00-kg block is gently pulled to a position x = + A x = + A and released from rest. There is a coefficient of friction of 0.45 between the ...
- If you push horizontally on the 3.0-kg block with a force of 12.0 N, it just starts to move. (a) What is the coefficient of static friction? (b) A 7.0-kg block is stacked on top of the 3.0-kg block. What is the magnitude F of the force, acting horizontally on the 3.0-kg block as before, that is required to make the two blocks start to move? a.
- 3. A 4.00 kg block is connected by means of a mass-less rope to a 2.00 kg block as shown in the figure. Complete the following statement: If the 4.00 kg block is to begin sliding, the coefficient of static friction between the 4.00 kg block and the surface must be A) less than zero E) Less than 1.00 but greater than 0.75
- Oct 29, 2008 · A 15.0 kg block is attached to a very light horizontal spring of force constant 500.0 N/m and is resting on a frictionless horizontal table. Suddenly it is struck by a 3.00kg stone traveling horizontally at 8.00 m/s to the right, whereupon the stone rebounds at 2.00 m/s horizontally to the left.
- 18. What is the frictional coefficient of the surface if the spring is compressed by 5 cm as the ½ kg block impacts with the spring at the bottom of the path. The block started at the top of the path and the track is 10 meters long. Information about the spring. When in the vertical position, 500 N stretches the spring by 10 cm.
- A block of mass m = 2.00 kg is attached to a spring of force constant k = 5.30*10^2 N/m that lies on a horizontal frictionless surface. The block is pulled to a position xi = 4.50 cm to the right of equilibrium and released from rest. (a) Find the the work required to stretch the spring. ____J (b) Find the speed the block has as it passes through equilibrium.
- Dec 04, 2011 · An object of mass 2 kg resting on a frictionless horizontal surface is attached to a spring of force constant 600 N/m. Another object of mass 1 kg slides along the surface towards the first at 6 m/s. (a) Find the amplitude of the oscillation if the objects make a perfectly inelastic collision and remain together on the spring. (b) Find the amplitude and period of oscillation if the collision ...
- The calculation for the period (T) of a spring oscillating with a mass (m) will give T = 2pi sqrt (m/ k) where pi is the constant, m is the mass attached to the spring and k is the spring constant, which is related to a spring’s “stiffness.”