A child and sled with a combined mass of 52.0 kg slide down a frictionless slope. If the sled starts from rest and has a speed of 3.80 m/s at the bottom, what is the height of the hill

Q: A block with mass m1= 3.00 kg sits on a horizontal table and is attached to a rope. The rope then…

A: m1=3 kg m2=2kg coefficient of kinetic friction of the interface between the table and m1 is 0.1 To…

Q: An 80 kg object is dropped from rest from a height of  25 meters above the ground. Use the concept…

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Q: A force of 25 N acts on the board at an angle of 45°. The board moves a total of 3331111000 inches.…

A: Given data:  Force (F) = 25 N Angle (θ) = 45° Displacement (d) = 3331111000 inches Required: The…

Q: F X m A force |F] = 30 N is applied to the object with mass m - 2 kg. The angle theta 25 degree. The…

A: Given: force (F) = 30 N mass (m) = 2 kg θ = 25odisplacement (d) = 2 m coefficient of kinetic…

Q: 15-kg box initially at rest is pushed through a distance of 15 m along a horizontal ground by a…

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Q: A skier whose weight is 0.70 kN passes over the top of a frictionless circular hill as shown in the…

A: Redraw the diagram of the hill as:

Q: A heavy box is to be moved from the floor to a sturdy shelf 2 meters above the floor. You have two…

A: Work done is change in energy To move the box from floor to sturdy self 2m high we need to do work…

Q: A man pushing a crate of mass m = 92.0 kg at a speed of v = 0.880 m/s encounters a rough horizontal…

A: Mass of crate,(m)=92 kg -------(1) [Given] Speed of man pushing crate in starting,(u)=0.880 m/sec…

Q: A 2 kg cart slides 5 m to the right along a frictionless horizontal table which being acted upon by…

A: Given data The mass is m=2 kg The displacement is d=5 m The force in the right is F1=3 N The force…

Q: A package with a mass of 40.0 kg slides down a smooth ramp with negligible friction. The package…

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Q: 2. The graph shows the x component of the net force on an object versus position. Find the work done…

A: Note: As per the guidelines, we can attempt only the 1st three sub-parts The work done is given as,…

Q: 4. A 10 kg block slides down a hill that is 200 meters tall with an initial speed of 12 m/s. What is…

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Q: Consider two blocks attached by a string over a pulley. On the right-hand side of the pulley, block…

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Q: What is the kinetic energy of the skateboard at the bottom of the ramp? Group of answer choices 4176…

A: Given data: Mass, m=58 kg Velocity at the bottom of the ramp, v=12 m/s

Q: The system shown in Figure  is used to lift an object of mass m = 76.0 kg. A constant downward force…

A: Given data: The mass of object is m=76 kg. The object is raised by d=1.8 m.

Q: A rock is sliding down a hill. As the rock is sliding down the hill, the ____ is doing work and…

A: The free body diagram of rock is shown below.

Q: A 1400-N crate rests on the floor.     Part A How much work is required to move it at constant speed…

A: Given  Distance travelled is d=5.0  m Frictional force is f=310 N Acceleration of the crate is a=0…

Q: A 5.0-kg box rests on a horizontal surface. The coefficient of kinetic friction between the box and…

A: Forces acting on block are: 1. frictional force 2. Force applied 3. Gravity 4. Normal from ground…

Q: Which of the following states the law of conservation of mechanical energy? a. Mechanical energy…

A: Law of conservation of energy According to this total energy of system remains constant only when…

Q: A car generating a power of 94083.24 watts is traveling on a road with a coefficient of kinetic…

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Q: 0.50 kg - = 1.5 m/s r= 0.95 m 2.0 m 1.9 m An engineer is working on a new roller coaster, and he…

A: Your answer is option (b)

Q: A 27 g arrow is shot horizontally. The bowstring exerts an average force of 75 N on the arrow over a…

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Q: An object with a mass of 68.0 kg is pulled up an inclined surface by an attached chain, which is…

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Q: Q. What would have the greatest kinetic energy? answer choices A car driving down a hill. A person…

A: We know object car have the maximum mass and velocity so the kinetic energy of the car is more…

Q: A 5.0-kg box rests on a horizontal surface. The coefficient of kinetic friction between the box and…

A:

Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A: in this question  we use area of graph for work done because  work = F × d  it is what area of that…

Q: A 710 kg car drives at a constant speed of 23 m/s.  It is subject to a drag force of 434 N.  What…

A: SOlution: Given that m = 710 kg v =  23 m/s Fdrag = 434 N slope of 2.0°

Q: 5 A sled is initially at rest at the top of a hill at an elevation 55.0 m higher than the elevation…

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Q: 8.) When a force acts on an object from an angle other than either 0° or 180° to the direction of…

A: When a force acts on an object from an angle other than either 0° or 180° to the direction of motion…

Q: A projectile of mass m is fired horizontally with an initial speed of v, from a height of h above a…

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Q: Which one of the following statements is True? A) The work done by a conservative force on a body…

A: Conservative force is a force in which the total work done due to the force is independent of the…

Q: Which of the following statements about the "Conservation of Energy" is NOT true? A) The total…

A: Conservation of energy is one of the fundamental theorem in science which helps us to understand and…

Q: A person pushes a 15.3-kg shopping cart at a constant velocity for a distance of 36.2 m on a flat…

A: a)It is given that the cart moves with constant horizontal velocity. This implies the acceleration…

Q: A baggage handler throws a 15 kg suitcase along the floor of an airplane luggage compartment with a…

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Q: The elevator of a large building is to raise a net mass of 400 kg at a constant speed of 12 m/s…

A:

Q: A 30.0-kg child starting from rest slides down a water slide with a vertical height of 10.0 m. What…

A: mass of child(m)=30 kg vertical height(h)=10m as child is coming down its potential energy is…

Q: A 1680 kg car skids on a level road with coefficient of kinetic friction 0.64 between the tires of…

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Q: A boy pushes his wagon at constant speed along a level sidewalk. The graph (right) below represents…

A: The constant force exerted by the boy on the wagon is, F=30 N The distance moved by the wagon is,…

Q: A cable lifts a 1200 kg elevator at a constant velocity for a distance of 30 m. What is the work…

A: Given: The mass of the elevator is 1200 kg. The displacement of the elevator is 30 m in the vertical…

Q: A 6.23 kg bundle starts up a 32.9° incline with 146 J of kinetic energy. How far will it slide up…

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Q: Block A (mass 40 kg) and block B (mass 80 kg) are connected by a string of negligible mass as shown…

A: Answer: 3579 J

Q: A net external force is applied to a 6.85-kg object that is initially at rest. The net force…

A: Given: Mass, m = 6.85 kgThe graph between force and displacement is given.Find: Speed of the object…

Q: A 13.0kg stone slides down an icy, essentially frictionless, hill that is shown in the figure. At…

A: m = 13 kg v = 1.75 m/s coefficient of static friction = 0.8coefficient of kinetic friction = 0.3 k =…

Q: A student pushes a 0.40 kg box up a 30° inclined plane at a constant speed of 1.2 m/s. The student…

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Q: A man pushing a crate of mass m = 92.0 kg at a speed of  v = 0.880 m/s encounters a rough horizontal…

A:

Q: A 20-N horizontal force pushes an object along a rough floor so that the object moves with a…

A: Given: The value of the horizontal force is 20 N.             The velocity of the object is 4.0 m/s.…

Q: Consider a fruit hanging on a twig with potential energy of 150 J. If the fruit suddenly falls to…

A: Given data:  Initial potential energy = 150 J Fruit falls towards the ground Required: The kinetic…

Q: A net external force is applied to a 4.51-kg object that is initially at rest. The net force…

A: Given data: Mass (m) = 4.51 kg Initial velocity (v0) = 0 m/s Displacement (s) = 20.0 m…

Q: A block of mass ?=353 gm=353 g is dragged with a string across a rough horizontal table. The string…

A: The expression for the power is given by,