The jungle man carrying the dinner for his family has a total mass of 150 kg and from rest swings from the cliff by rigidly holding the tree vine, which is 12 m measured from the supporting limb A to his center of mass. Assume that the vine remains taut. Use A as the datum. A. What is the initial potential energy of the man? Consider the moment when the vine strikes the lower limb B. B. What is the kinetic energy at this instant? C. Determine his speed at this instant.

Q: A particle moves along the x-axis, starting from rest.  There is a net force that acts on this…

A: Given function is F(t) = bt Now we know that F = ma So ma(t) = bt Integrating the above expression…

Q: A large 3.5 kg seagull is flying at 2.2 m/s 10 m above the ocean. The 1.2 kg fish that he had in his…

A: The total mechanical energy of an object is equal to the kinetic energy and potential energy of the…

Q: You are working out on a rowing machine. Each time you pull the rowing bar (which simulates the…

A: Displacement (d) = 1.30 mTime (t) = 1.50 sPower (P) = 97.0 WRequired:Force (F)

Q: A block slides up an inclined plane. Friction is present between the block and the plane. Which of…

A: Answer :) option(a) the total energy of the block earth system decreases because of the frictional…

Q: Shawn (m = 45.0 kg) rides his skateboard at a local skate park. He starts from rest at the top of…

A:

Q: Using the principles of energy and conservation of energy, determine how the velocity of an object…

A:

Q: A mother pushes her child on a swing so that his speed is 9.1 m/s at the lowest point of his path.…

A:

Q: A constant external force P = 310 N is applied at an angle 30° below the horizontal to a 20 kg box,…

A:

Q: A child jumps up and down on a bed, reaching a higher height after each bounce. Explain how the…

A: The above problem is based upon the concept of potential energy, to be specific gravitational…

Q: A 20 N object is lifted a distance of 5.0 meters. The object has 100.0 N of potential energy. True…

A: Potential energy is weight times the displacement in that direction. PE = W × h

Q: A diver performs a dive from the 10 m platform. At the instant of take-off his centre of mass is…

A:

Q: Two researchers, Ann and Malcolm, want to understand the biomechanical mechanism of the froghopper…

A:

Q: As you walk, your body moves up and down. If you are wearing a backpack, the motion of your body…

A: Hi. Since you have posted a question with multiple subparts and not specified which subparts you…

Q: a. Discuss, with diagrams, the kinematics and dynamics of an object undergoing curvilinear motion. -…

A: An object is said to be in motion if its position changes with respect to time. When a particle is…

Q: A person opens a door by applying a 13-N force perpendicular to it at a distance 0.90 m from the…

A:

Q: The potential energy corresponding to the force between objects a and b, where a is at rest and b…

A:

Q: the situation where a ball is fal l n rest and then falls to a height of 15 mete gy of 120J. When…

A: Given:-  The  height of the ball is h = 15 m  The total energy of the ball at the height h is E =…

Q: A car engine produces a constant power of P = 340 hp. The car and motor have a combined mass of m =…

A: Given value--- A car engine produces a constant power of P = 340 hp. The car and motor have a…

Q: 25. A pen contains a spring with a spring constant of 250 N/m. When the tip of the pen is in its…

A: 25. Here the final length of compression is (5+6)mm and initial length is 5mm.

Q: You are working out on a rowing machine. Each time you pull the rowing bar (which simulates the…

A: Given data:  Distance (d) = 1.10 m Time (t) = 1.60 s Power (P) = 78.0 W Required: The magnitude of…

Q: 270kg load is lifted 21.0m vertically with an acceleration a=0.170g by a single cable. A. Determine…

A:

Q: A car whose weight is 20,000 N (meaning that its mass is about 2000 kg) is travelling at constant…

A:

Q: A mass m₁ = 5.8 kg rests on a frictionless table and connected by a massless string over a massless…

A:

Q: A net external non-conservative force does positive work on a particle. Based solely on this…

A: The work done on the particle by the net external non-conservative force is equal to the change in…

Q: A 1 kg block slides down a frictionless semicircular track from a height, h, and collides with a…

A: Given Data : The mass of block 1 is given as M1 = 1Kg. The mass of block 2 is given as M2 = 3Kg.

Q: hrw8c13p35) The three spheres in the figure, with masses ma =750 g, mg = 100 g, and mc = 250 g have…

A: Gravitational potential energy At initial position Ui=-GmAmBd-GmCmBL-d=GmB-mAd-mCL-d At final…

Q: A system is composed of objects whose total kinetic energy is X when the system's potential energy…

A: Given Initial kinetic energy of the system is Ki=X Initial potential energy of the system is Ui=X2…

Q: A 0.5 kg pendulum is released from rest. If the cord is 12 m long and the bob (the ball part of the…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: m A mass m1 = 5.5 kg rests on a frictionless table and connected by a massless string to another…

A: Masses are, m₁ = 5.5 kg, m₂ = 3.6 kg   The magnitude of the force is: F = 34 N   Displacement of…

Q: A 70 kg bicyclist rides his 9.8 kg bicycle with a speed of 16 m/s. a.)How much work must be done by…

A: (a) Apply the conservation of energy [KE]bike+bicycle = work done by the brakes(wB) WB= ½(M+m)V2  =…

Q: calculate the equation of motion for the system:

A: Given: Equation of energy of a system as 12mx·2+12kx2=∫0tFdxdtdt-∫0tbdxdtdxdtdt Note: dxdt=x·…

Q: Boxes A and B as shown have masses of 12.0 kg and 4.0 kg, respectively. The two boxes are released…

A: Given details: Mass of A=12.0kg Mass of B=4.0kg Released from rest The initial velocity of A=0 The…

Q: IP Suppose the pendulum bob in the figure(Figure 1) has a mass of 0.43 kgkg and is moving to the…

A: Mass of pendulum bob,Speed at point B,from the figure,Air resistance is negligible.

Q: The figure shows the top view of an object of mass m moving on a uniformly rough horizontal surface.…

A: Given data: Mass of the object, m=7.15 kg Coefficient of friction, μ=0.644  Radius of the…

Q: N A block is attached to an ideal spring with k = 200 m and initially at rest on a horizontal…

A:

Q: A 50 kg projectile is fired from a cannon located on the ground, up to a height of 425 m. The system…

A:

Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.