1. A 10 meter rope of uniform density is lying on the ground. The rope has a mass of 60 kilograms. Find the work required to lift one end of the rope to 5 meters off of the ground. (g = 9.8 m/s²)

Q: 2. A boy pushes on a pig with a force F = 490 i + 230j N, giving the pig a displacement d = 1.77i+…

A: Given-   Force F=490 i+230 j NDisplacement d=1.77i+1.90j m

Q: A working student works at a pub during weekends. The assigned task to him is to fill drinks for…

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Q: 1. If the force has a magnitude Fp = 20 N and makes an angle of 30° to the ground. Calculate the…

A: The work done by a force is given by: WD = force×displacementW =F→.s→ = Fscos(θ)Given:F =20 Ns =…

Q: Refer to the figure. A box is pushed 8 m upward with a force of 75 N in a rough inclined plane. If…

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Q: 8. An overhead garage door has two springs, one on each side of the door. A force of 15 pounds is…

A: According to Hooke's Law, The pull of an ideal spring is directly proportional to how far you pull…

Q: A force F of strength 20 N acts on an object of mass 3 kg as it moves a distance of 4 m. If F is…

A: Given value--- force = 20 N. mass = 3 kg. displacement = 4 m. We have to find--- work it does is…

Q: A helicopter, starting from rest, accelerates straight up from the roof of a hospital. The lifting…

A: The answer is below

Q: A box is pushed 8 m upward with a force of 75 N in a rough inclined plane. If initially the speed of…

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Q: An ice cube of 10g (0.01 kg) is placed on top of a brass ramp with length 16.7 m and inclination of…

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Q: A person lifted the barbell from the ground. The mass of the barbell was 100 kg. It took him 0.5…

A: The objective of the question is to calculate the average power output of a person lifting a…

Q: . is the work required to raise a 200 kg barbell to a height of 1.25 m?  From the problem, what is…

A: Mass = m = 200 kg Height = h= 1.25m

Q: You are curious about how the human heart is able to pump blood up to the brain while standing up,…

A: We are given mass of blood which is pumped to brain each heart beat. We are also given the height…

Q: A helicopter, starting from rest, accelerates straight up from the roof of a hospital. The lifting…

A: Given that: The mass of the helicopter is m=710 kg The initial velocity is u=0 m/s The final…

Q: 1. A constant force of 1200 N is applied to a 150-kg block along a rough horizontal surface at an…

A: See below

Q: 10. A system of 2 paint buckets, connected by a rope of negligible mass, is released from rest with…

A: Given Masses of two paint buckets are    m=8.0  kg M=5.0 kg Acceleration due to gravity is  g=9.80…

Q: A spring of force constant 285.0 N/mN/m and unstretched length 0.220 mm is stretched by two forces,…

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Q: A toy rocket weighing 3 lbs holds 1 lb of compressed water as fuel. As the rocket rises it loses…

A: The mass of toy rocket is M=3 lbs. The mass of water fuel is m=1 lbs. The height at which rocket…

Q: 13. The only force acting on a 2.0 kg canister that is moving in an ry plane has a magnitude of 5.0…

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Q: 5. A 40.0-kg object is resting at the top of a table 0.60 m above ground level. The object is then…

A: Given data :  Mass of object m = 40 kg  Height of object when it resting on table h1 = 0.60 m above…

Q: a. Find the work done in moving a 5-lb textbook 4 feet up. In this setting, F = (0,5) andd = (0,4).…

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Q: A (6.40x10^1) kg woman runs up a flight of stairs in 5 s. Her net upward displacement is 5 m. What…

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Q: 4. A large water tank is filled by pumping water into it from a reservoir below, using electric…

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Q: A box that is initially in motion and of mass m = 10.0 kg is pushed across the fl distance d = 7.00…

A: Given:- The mass  of the block m = 10 kg  The distance d = 7.0 m  The applied force F = 40 N at the…

Q: Power of the Human Heart. The human heart is a powerful and extremely reliable pump. Each day it…

A: Given data:  Volume (V) = 7500 L = 7.5 m3  Time taken (t) = 1 day Height (h) = 1.6 m Density of…

Q: 1. A 0.20-kg stone is held 1.3 m above the top edge of a water well and then dropped into it. The…

A: Given data-  Mass of stone m=0.20 kg  Height above the top edge of a water well h=1.3 m  Depth of…

Q: 1. A 0.66-kg object with an initial velocity of 3.30 m/s in the positive x-direction is acted on by…

A: According to guidelines we need to solve only first question kindly repost other questions in the…

Q: 2. A person pushes a 2500 kg car from rest to a speed of v, doing 5000 J of work in the process. If…

A: The mass of the car is given as m = 2.5 x 103 kg.The work done by the mechanic is given as W = 5000…

Q: 1. A 40 meter chain hangs vertically from a cylinder attached to a winch. Assume there is now…

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Q: The coefficient of friction between an object and the ground is µ. The object has a weight mg. A…

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Q: 1. A car of mass 800 kg moves at a constant speed of 36 km/hr up a 1 in 8 incline. The top of the…

A: g=Acceleration due to gravity=9.81 m/s2m=Mass of car=800 kgv=Velocity of car=36 km/hr=363.6 m/s

Q: 8. A box with mass 10 kg is sitting at rest on a horizontal floor. At time t = 0, an attached rope…

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Q: A student sits at rest on a piano stool that can rotate without friction. The moment of inertia of…

A: The moment of inertia of the student stool system is  4.5 kg m2 Let I1 = 4.5 kg m2 Mass of the stone…

Q: Three blocks with masses m1 = 4.31 kg, m2 = 8.73 kg, and m3 = 17.2 kg, respectively, are attached by…

A:

Q: 6. An object whose weight is 100 lbf experiences a decrease in kinetic energy of 500 ft. lbf and an…

A: Given  W=100lbf (weight) ∆K.E=500ft lbf(change in Kinetic energy) ∆P.E=1500ft.lbf(change in…

Q: person pushes a m = 2.60 kg carton a distance d = 4.20 m along the floor by a constant for agnitude…

A: Given:-  m= 2.60 kg  d= 4.20 m  F= 16.0 N  θ=30° Find:-  (a) Determine the work done on the carton…

Q: 6. A quarterback throws a football weighing 300 g at a speed of 3.78 m/s at a height of 0.5 meter.…

A: Given: The mass of the ball is 300 g. The initial speed of the ball is 3.78 m/s. The height of the…

Q: How long will it take an 850-kg car with a useful power output of 40.0 hp (1 hp = 746 W) to reach a…

A: 1) mass = 850 kg Power = 40 hp 1 hp = 746 W initial velocity (u) = 0 m/sfinal velocity (v) = 15m/s