3. A German Shepherd dog bounces on a trampoline. It goes slightly higher with each succeeding bounce. Explain how the dog raises the total mechanical energy.

Q: 13) A block of mass 450 g is attached to a spring of spring constant 150 N/m .The other end of the…

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Q: A block of mass 10 kg is attached to a horizontal spring that has a force constant of 700 N/m as…

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Q: A block of mass 2.80 kg is placed against a horizontal spring of constant k = 745 N/m and pushed so…

A: (a) The elastic potential energy of the block-spring system is as follows: PE=12kx2PE=12745…

Q: 2. Determine the potential energy for each position in the given figure. Determine the mass of the…

A: Given Height of each step is 10m. and there are 5 steps in given figure. gravitational acceleration…

Q: Part A A block with mass 0.470 kg sits at rest on a light but not long vertical spring that has…

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Q: A mass is attached to the end of a spring and is moving along a horizontal, frictionless surface…

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Q: 2. If (on earth) an object falls 18 m and loses 36 J of GPE. What is the object's mass? What are you…

A: 2) GPE = mg∆h 36 = m *9.8 *18 m= 0.2041 Kg   3) GPE = mg∆h 20 = 1 *9.8 *h h= 2.041 m

Q: Analyze the motion of a simple swinging pendulum in terms of energy, (a) ignoring friction, and (b)…

A: (a) Draw a schematic arrangement of a pendulum at different positions.

Q: 3. A common technique used to measure the force constant of a spring is demonstrated by the setup in…

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Q: GOAL Use conservation of energy to calculate the speed of a block on a horizontal spring with and…

A: mass = 5 kg k = 400 Nminitial position = 0.05 m coefficient of static friction = 0.15

Q: Which of these is an example of increasing the elastic potential energy of a system?

A: potential energy, stored energy that depends upon the relative position of various parts of a…

Q: Problem 9: The force required to compress a non-standard spring as a function of displacement from…

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Q: To stretch a certain spring by 2.80 cm from its equilibrium position requires 9.00 J of work. Part A…

A: Expression for work done to stretch the spring a distance x is -  W=12kx2 Where k=Spring constant in…

Q: 5. What does dE = 0 mean in a spring object system? dt A) Kinetic energy is varying B) Potential…

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Q: Problem 6: A child's toy consists of a m = 42 g monkey suspended from a spring of negligible mass…

A: Mass =42 g    d = 4.1 cm     x = 16.1 cm  Spring constant =? Potential energy =? Expression for…

Q: . Albertine finds herself in a very odd contraption. She sits in a reclining chair, in front of a…

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Q: At what parts of the swing of a pendulum does it have (a) its greatest potential energy; (b) its…

A: Given that:- Simple pendulum performing SHM.

Q: 2. A linear spring is shown to be at its horizontal and vertical configurations, which is held by…

A: We have a linear spring with horizontal and vertical components of lengths l1 and l2 respectively…

Q: A bullet with mass 5.24 g is fired horizontally into a 1.905-kg block attached to a horizontal…

A: Both bullet and the block travels at the same speed after the bullet hits the block. The kinetic…

Q: 14. After doing all the work, Leni 1000 N got tired and suddenly lost grip on the string. 1000 [N]…

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Q: Compare the initial potential energy of the spring to the maximum gravitational potential energy of…

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Q: elastic potential energy when the spring is fully stretched compare to the amount of kinetic energy…

A: a) elastic potential energy when the soring is fully stretched is equal to the kinetic energy when…

Q: 10. A force is applied to an object which undergoes a displacement. What can you conclude if the…

A: Work done= force × displacement × cosA , Where A is the angle between the force applied and the…

Q: Problem 4: A child's toy consists of a m = 35 g monkey suspended from a spring of negligible mass…

A: From the question, it is given that- Mass of monkey: m =  35 kg Equilibrium distance: x = 11.1 cm…

Q: 1. A1 kg object is attached to a horizontal spring. The spring is initially stretched by 0.1 m, and…

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Q: 16 A 35 kg dog in Yulin China on a 4.0 m long swing is released from rest when the swing supports…

A: (a) Maximum potential energy Umax=Ui=mgl1-cos90-θ=35 kg9.8 m/s24.0 m1-cos70.0°=902.74 J≈900 J

Q: 9. A block with a mass of 1.9 kg is held against a spring constant 249N/m. The block compresses the…

A: According to Newton's second law, the net force acting on an object leads to an acceleration of the…

Q: #1. A movie creator is designing a jungle-vine-swinging sequence for the latest Tarzan movie. To…

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Q: A 10kg cart is moving to the left with a velocity of 5m/s. What is its kinetic energy?

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: Determine the energy of the spring for each of the compressions and write the values in the data…

A: a) The spring’s energy can be represented as, Here, k and x represent the spring’s constant and the…

Q: The elastic energy stored in your tendons can contribute up to 35% of your energy needs when…

A: The spring constant, k=33 Nmm×1000 mm1 m=33000 N/m   The stretch of nonathletes, xnona thletes=33…

Q: Kris stands on the edge of a merry-go-round, which spins without friction. She walks towards the…

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Q: The Dread Pirate Roberts is trying to fire a 12 kg cannon ball from a 250 kg cannon. In order to…

A: mass of cannon ball = 12  kg mass of cannon = 250 kg velocity of cannon ball = 90 km/hr

Q: A 34.5-cm-long pendulum with a 280-g bob swings through an angle of 180°, Choose the reference…

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Q: 7. The launching mechanism of a toy gun (shown below) consists of a spring of unknown spring…

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Q: LI ILI6I IE 1. What is the elastic potential energy of a spring with a 80 N/m spring constant that…

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Q: 1. A 10.0-kg block is released from point A as shown. The track is frictionless except for the…

A: . A 10.0-kg block is released from point A as shown. The track is frictionless except for the…

Q: A block of mass 3.20 kg is placed against a horizontal spring of constant k = 885 N/m and pushed so…

A: Given : Mass of a block (m) = 3.20 kg spring of constant (k) = 885 N/m  Compression (x) = 0.0550 m

Q: Problem 6: A child's toy consists of a m = 42 g monkey suspended from a spring of | negligible mass…

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Q: Directions: Determine if the force involved in the following situations is CONSERVATIVE or…

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Q: I Review I Three identical 9.50 kg masses are hung by three identical springs (Figure 1). Each…

A: Mass of each block M = 9.50 kg  Spring constant K = 7.10 × 10³ N/m  Natural length of each spring Lo…

Q: 5. Figure CQ15.5 shows graphs of the potential energy of four different systems versus the position…

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