At the instant a race began, a 67-kgkg sprinter exerted a force of 700 NN on the starting block at a 22∘∘ angle with respect to the ground What was the horizontal acceleration of the sprinter?   If the force was exerted for 0.32 ss, with what speed did the sprinter leave the starting block?

Q: You decide to start training to become a faster sprinter. On day 1, you timed your 100m dash and…

A: Diagram,             Day 1                                 Day 2                       Given,…

Q: hockey stick hits a stationary 200.0g hockey puck with a contant force of 50.0N over 0.80 m for…

A: The hockey stick hits the stationary hockey puck with a force of 50 N, and remains in contact with…

Q: 24-kgkg wagon accelerates on a horizontal surface at 0.50 m/s2m/s2 when pulled by a rope exerting a…

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Q: H 723 A the who

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Q: 3. A body of mass 2 kg is supposed to have an initial velocity of 10m/s and is then pulled 4 meters…

A: Given Data : The mass of the body is given as m = 2Kg. The initial velocity of the body is given as…

Q: A horizontal force, F_{1} = 55N and a force, F_{2} = 12.5N acting at an angle of to the…

A: Answer:-  Given  Mass of the  block(m) = 4.5 kg  Horizontal force(F1) = 55 N  Force acting at an…

Q: A particle of weight 1-lb initially at rest at O is subjected to the following forces: F₁ = 5x +8ý…

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Q: A parachutist whose mass is 60 kg drops from a helicopter hovering 2000 m above the ground and falls…

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Q: A 450-N is in contact with a level plane of f = 0.10. If the block is acted upon by a horizontal…

A: Given: The weight of the object is 450 N. The coefficient of the friction is 0.1. The applied force…

Q: Figure for Problem 4 w Problem 4: Newton's 1* Law The fit man doing push-ups pauses in the position…

A: Given :- Mass of the p person  = 700 N  a = 270mm = 270 x 10-3 m b = 750mm = 750 x 10-³m Since we…

Q: Starting from rest, a 63.0 kg woman jumps down to the floor from a helght of 0.660 m, and…

A: Hai, since there are multiple sub parts posted, we will answer the first three sub parts. (a) The…

Q: A 1-kg block starts sliding up a frictionless 30o inclined plane with an initial velocity of 4.00…

A: Given value--- Mass = 1 kg . angle = 30 degree.  initial velocity = 4 m/s. We have to find--- How…

Q: A force acting on a 2.0 kg object varies as shown in the figure. The velocity of the object at x=0…

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Q: The velocity of a 5.00 kg particle is given by 7 = (6.00tî + 5.00t² ĵ) m/s, with time t in seconds.…

A: Solution     Given data Mass m = 5.0 kgVelocity of particle v→=(6ti^+5t2j^)m/sMagnitude of force…

Q: 2. Let a rope with a force F=180N pulls a 30kg crate up an inclined plane at a constant velocity v…

A: Force F=180 N Mass of crate, m=30 kg

Q: loop BCB. Determine the speed at B so that the car just makes The 200 kg roller coaster car shown is…

A: Mass of the roller coaster, m=200 kg the radius of curvature of the loop, rc=20 m Time taken to…

Q: A 1872 lb car starts from rest at point 1 and moves without friction down the track shown. Determine…

A: The car, having a weight of 1872 lbs, starts from rest at point 1, which is at a height of 41 ft…

Q: A 400-N body starts up the incline of 30o with the horizontal (fk = 0.2) with a velocity of 3m/s.…

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Q: A 5.18 kg block located on a horizontal frictionless floor is pulled by a cord that exerts a force…

A: The problem is based on the concept of components of a vector and the equation of a motion.…

Q: 22 caliber rifle bullet traveling at 350 m/s, trikes a large tree and penetrates it to a depth of…

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Q: Q1\ Determine the ratio of the force exerted by the sun on the moon to that exerted by the earth on…

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Q: You are pulling a string with a force of 209N attatched to a heavy box of mass 27Kg across your…

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Q: A 27.0-kg box is released on a 27 ∘ incline and accelerates down the incline at 0.30 m/s^2 .…

A: component of gravitational force down the incline  = mgSin27° = 27×9.8×Sin27° = 120.12 N  friction…

Q: A constant force of magnitude of 50N applied to move a 10kg a box over a frictionless horizontal…

A: Given that:  Mass of box (m)=10 kg Force applied on it (F)=50N Frictionless floor. (a) let the speed…

Q: If two Forces Fi =6N <3o and Fz =HN< 60 opplied on 5Kg amass body. Find the of ら felloJing a) a Cc…

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Q: A skier of mass m enters an exit slope with known speed VO. She needs to stop before a distance d in…

A: We are given mass of skier. We are also given initial velocity and stopping distance. We hence first…

Q: You want to use a rope to pull a 11-kg box of books up a plane inclined 30∘ above the horizontal.…

A: The mass of the object,Inclined angle,Coefficient of kinetic friction,

Q: A force É = (7.10N)i + (4.00 N)ĵ + (5.00 N) k acts on a 1.70 kg mobile object that moves from an…

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Q: A car moving at 9.500 m/s crashes into a tree and stops in 0.2600 s. Calculate the magnitude of the…

A: Given Data:- Initial speed of the car is vi=9.500 m/s. Final speed of the car is vf=0 Time taken by…

Q: A 4kg model rocket, initially at rest, accelerates upwards by generating a 74N thrust as it burns…

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Q: A 0.3 kg book is being pushed by a horizontal force of 1.1 N, where t is the time that the book is…

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Q: A 52.1-kg skier moving horizontally at 4.91 m/s encounters a 20.7° incline. a) How far up the…

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Q: As shown, the incline has mass M and is fastened to the stationary horizontal tabletop. The block of…

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Q: Fpush An box on a rough horizontal surface has a maximum possible static friction of 5 N and kinetic…

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Q: m/s 3 1 2 3 'y m/s 1. An object of mass of 4.0 kg is initially moving with a velocity ū, as shown.…

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Q: 3. A rocket has a mass of 1.00 x 105 kg. Its engines develop a thrust of 2.50 x 106 N, what is the…

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Q: A 1750 kg truck traveling with the velocity of 18 m/s due east collided with a tree. If the force…

A: Given the values ,Here,Mass of truck : m = 1750 (kg)Initial speed : u = 18 (m/sec)Force exerted on…

Q: 1Jhトてと blocks 5tring, Shown い。。ES con nectct by right The Masse s hy = 1,00 Rg, Mq=Z.00 kg; a^d on…

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Q: Suppose your car approches a hill and has an intial speed of 106 km/h at the bottom of the hill. The…

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Q: www2 kg 4 kg

A: According to work energy theorem  Change In kinetic energy = work Done by conservative force +work…

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: