Sam, whose mass is 71 kg, takes off across level snow on his jet-powered skis. The skis have a thrust of 240 N and a coefficient of kinetic friction on snow of 0.1. Unfortunately, the skis run out of fuel after only 15 s. Part A What is Sam's top speed? Express your answer with the appropriate units. V = Submit Part B 8 = Value μA Submit O Request Answer How far has Sam traveled when he finally coasts to a stop? Express your answer with the appropriate units. μA Value Units Request Answer ? Units ?

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A: mass of ice (m) = 2 kg distance moved (d) = 0.74 m θ = 34oinitial velocity (u) = 0 m/s

Q: A force of F = 350 N is applied to the end at B. Determine the speed of the 15-kg block when it has…

A: mass= 15 kg Force applied= 350 N

Q: Q2. An 80 kg dog is lying on the floor at rest. The coefficient of kinetic friction between the dog…

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Q: Part A A horizontal spring with spring constant 250 N/m is compressed by 10 cm and then used to…

A: given that,spring constant, k=250Nmcompression, x=10 cmmass, m=300 gcoefficient of friction, μ=0.23

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A: Given: Mass of the person is m=66 kg Length of vine used is l=9.05 m Speed at the bottom of swing is…

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A:

Q: A A physical quantity having both magnitude and direction is a scalar. (True] / (False] Joule is the…

A: (A) False. A physical quantity with both direction and magnitude is usually a vector. Although,…

Q: A 2.40 kg block on a horizontal floor is attached to a horizontal spring that is initially…

A:

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A: We know that time to reach maximum height of a projectile is given as  T=ug Where u is initial speed…

Q: A daredevil on a motorcycle leaves the end of a ramp with a speed of 38.9 m/s as in the figure…

A: KEBottom-KEtop=PE0.5mvbottom2-0.5mvtop2=mghh=0.vbottom2-0.5vtop2g

Q: A sled is initially given a shove up a frictionless 20.0 incline. It reaches a maximum vertical…

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Q: The friction and air resistance were ignored in part A, but the normal force was not. Why it is true…

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Q: You set up a ramp as depicted to practice your skateboard skills. The ramp is a wooden board L=8.0 m…

A:

Q: A 60.0 kg skier with an initial speed of 15 m/s coasts up a 2.50 m high rise as shown in the figure.…

A: The objective of this question is to find the final speed of the skier at the top of the slope. We…

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Q: A 2.6 kg block is attached to a horizontal rope that exerts a variable force Fx (205x) N, where x is…

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Q: The skiing duo of Brian (81 kg ) and Ashley (54 kg ) is always a crowd pleaser. In one routine,…

A: Given, Mass of Brian, mB = 81 kg Mass of ashley, mA = 54 kg Length L=290m Distance d=145m Angle,…

Q: A 1.38 kg piece of cheese is placed on a vertical spring of negligible mass and force constant k =…

A:

Q: A 60.5 kg skier is moving at 6.60 m/s on a frictionless, horizontal snow-covered plateau when she…

A: The mass, m=60.5 kg   The initial speed, vi=6.60 m/s   The distance, L=4.00 m   The coefficient of…

Q: Escaping from a tomb raid gone wrong, Lara Croft (m = 66.0 kg) swings across an alligator-infested…

A: We know that  m = 66 kgv = 6.3 m/s at the bottom of the swing

Q: When the 150-lb skier is at point A he has a speed of 5 ft/s. When the skier reaches point B on the…

A: Given, weight of the skier is W=150lb And function yx=75cosπ100x At point A the speed of the skier…

Q: A net force along the x-axis that has x-component F₂ = -12.0 N+ (0.300 N/m²)a² is applied to a 3.60…

A:

Q: The 40 kg crate is traveling to the right with an initial v0=1.2 m/s, when a person begins to pull…

A: Given, mass of block = 40 kg initial velocity = 1.2 m/s

Q: You set up a ramp as depicted to practice your skateboard skills. The ramp is a wooden board L=9.0 m…

A:

Q: A roller-coaster car shown in the figure below is pulled up to point 1 where it is released from…

A:

Q: block of ice with mass 2.00 kg slides 0.810 m down an inclined plane that slopes downward at an…

A: mass of block of ice (m) = 2 kg distance (d) = 0.810 m Angle of incline (θ) = 31o

Q: A box with mass 5.00 kg starts sliding down a ramp (1.00 m long) which is inclined at an angle…

A:

Q: If his arms are capable of exerting a force of 1250 N on the rope, what is the maximum speed he can…

A: Newton's Second Law of Motion According to Newton's Second Law of motion, the rate of change of…

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Q: A 1500 kg car skids to a halt on a wet road where 4 = 0.51. You may want to review (Pages 141 - 145)…

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Q: Escaping from a tomb raid gone wrong, Lara Croft (m= 60.0 kg) swings across an alligator-infested…

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Q: Q4. A small object slides along a track from one level to another level after passing through a…

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Q: A box starts to slide from rest down a smooth inclined plane. as illustrated in the figure. The…

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Q: Compressed air is used to fire a 42 g ball vertically upward from a 0.80-m-tall tube. The air exerts…

A: Given Data: Mass of the ball (m) = 42 g = 42×10-3 kg.Length of the tube (x) = 0.8 m.Force on the…

Q: A horizontal spring with spring constant 250 N/m is compressed by 15 cm and then used to launch a…

A:

Q: horizontal spring with spring constant 210 N/m is compressed hen used to launch a 250 g box across…

A: Energy stored in the spring is given by The kinetic energy is given by where, K is the spring…

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A: Given-The diameter of the sphere,  the radius of the sphere, the viscosity of water with temperature…

Q: What is the speed of the object when it reaches the point r = 7.80 m? %3!

A: Given data: Fx = (-12 + 0.3x2 )N m = 4.9 kg Initial condition: at x = 0; v = - 8.6 m/s

Q: Sam, whose mass is 80 kg, takes off across level snow on his jet-powered skis. The skis have a…

A: Given: m=80 kg FT = 160 N t1 = 15 sec μ=0.1

Q: A 62.0 kg skier is moving at 6.10 m/s on a frictionless, horizontal, snow-covered plateau when she…

A: Law of conservation of energy:According to this law, the total energy of an isolated system remains…

Q: A 500 g particle has velocity v₂ = -7.0 m/s at t= -2 s. Force F₂ = (4-t²) N, where t is in s, is…

A: Givenm=0.5 kgvx=-7 m/s    at t=-2 secFx=4-t2thus acceleration , ax=Fxm=8-2t2

Q: Froghoppers may be the insect jumping champs. These 6-mm-long bugs can spring 70 cm into the air,…

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Q: You are asked to design spring bumpers for the walls of a parking garage. A freely rolling 1300 kgkg…

A: Given data:  Mass (m) = 1300 kg Initial velocity (u) = 0.67 m/s Comparison in spring (x) = 0.066 m…

Q: Calculate Tarzan's speed just before he reaches Jane. You can ignore air resistance and the mass of…

A: Given: L = length of vine = 11 m θ1 = initial angle with vertical = 45o θ2 = final angle with…

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A:

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: