A 1100 kg car traveling at 27 m/s starts to decelerate and comes to a complete stop in 578.0 m. What is the average braking force acting on the car?  v^2 - u^2 = 2as  I know that what v^2 --velocity Can you break down the other components, such as the u, and as

Q: 1. A crate with a mass 32.5kg initially at rest on a warehouse floor is acted on by a net horizontal…

A:

Q: 3. A large sport utility vehicle has a mass of 1850 kg and is traveling at ino little over 30 MPH).…

A: Given : Mass of SUV, m = 1850 kg Speed of SUV, u = 15 m/s For asphalt  The coefficient of kinetic…

Q: A 9500-kg test missile blasts off vertically from the ground with a constant upward acceleration of…

A: Given that Mass of missile m = 9500 kg Upward acceleration a = 2.28 m/s2 Height with acceleration h…

Q: 2. A 40-lb suitcase has an initial velocity down the ramp of va = 20 ft/s and the coefficient of…

A: in this  question  we use  equation of motion and free body diagram  equation.

Q: 6. A crate whose mass m is 250 kg rests on the bed of a truck that is moving at a speed v, of 100…

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Q: Q7. Inertia is O An example of Newton's 1st law of motion. O Defined as the tendency for an object…

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Q: 1. If the body starts from rest at A and slides 200 ft down the 30⁰ incline, how far will it then…

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Q: A 2.50-kg fireworks shell is fired straight up from a mortar and reaches a height of 110 m. (a)…

A: Given values -  Mass of fireworks= m = 2.5 kg  Height = h=110 m Length of tube=L = 0.450 m

Q: 2. A 2.75-kg cat moves in a straight line (the x- axis). The figure shows a graph of the x- v̟ (m/s)…

A: Mass, m = 2.75 kg  The slope of velocity time graph represents acceleration.

Q: object has an initial velocity of 5 m/s East then speeds up to 25 m/s East in 4 seconds. What is the…

A: Given u = 5 m/s v = 25 m/s t = 4 sec

Q: A baseball is thrown upward from a height of 3 meters above Earth’s surface with an initial velocity…

A: Part (A ) By equation of motion  V= U +at Here, V = velocity at time t    U = Initial velocity   a =…

Q: 1(a). While passing a slower car on a busy highway, you accelerate your 1500 kg car from 17.0 m/s to…

A: Given  u = 17 m/s V = 90 km/h = 25 m/s. m = 1500 kg t = 15s a = dV/dt. F = ma

Q: how much does the force required to stop a car increase if the initial speed is doublea while the…

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Q: 40. A 92-kg baseball player slides into second base. The coelll- cient of kinetic friction between…

A: Solution: as given  m = 92 kg coef of friction = 0.61

Q: Three forces acting on an object are given by F, = (-2.15î + 6.80j) N, F, = (4.80î – 2.5j) N, and F,…

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Q: 3. Some sliding rocks approach the base of a hill with a speed of 12m/s. The hill rises at 36° above…

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Q: A jet aircraft with a mass of 4,550 kg has an engine that exerts a force (thrust) equal to 59,200 N.…

A: Given: The mass of a jet aircraft is m = 4550 kg. Force exerted by the engine is F =59200 N.

Q: ne figure shows two forces act on 7.0 kg block on a frictionless floor. What is the block's…

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Q: 2. A man is pulling a crate that has a mass of 50kg and it attains a velocity of 4 m/s after moving…

A: Given Mass of the crate is m=50 kg Final velocity of the crate is vf=4 m/s Angle of the applied…

Q: [Q1] Figure shows the force acting on a 5 kg object as it moves along the x-axis. The object is at…

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Q: A diver of 50kg jumps from a platform 20m high into a pool. If the diver decelerates at a constant…

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Q: 1.A 1500 kg car is moving 18 m/s. How much force is required to bring the car to a stop in 12…

A: Given: mass of car, m = 1500 kg               stopping time, t = 12 s              initial velocity…

Q: An object is thrown up in the air from a height of 96 feet with an initial velocity of 16 ft/sec.…

A: According to the law of conservation of energy , the energy in an isolated system cannot be created…

Q: The position of a moving 650-g particle is given by 7 = (2t2 +t)i + (7t² – t+4)j+ (2t³ – 4)k. Here 7…

A: Given:m=650 g =0.650 kgx→=(2t2+t)i^ + (7t2-t+4) j^ +(2t3-4) k^

Q: 1. The brakes of a 1000kg car exert 3000N How long will it take the car to come to a stop from a…

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Q: he catapult hurls a stone of mass 32.0 g with a velocity of 50.0 m/s at a 30.0 angle of elevation.…

A: Given: Mass of the stone, m = 32.0 g = 0.032 kg. Velocity of the stone, u = 50 m/s. Angle of…

Q: 2. A stack of bricks with mass m=200 kg is sitting on a frictionless ramp, connected to a rope as…

A: Given that:- Mass of the stack of bricks=m=200kg

Q: jet aircraft with a mass of 4,650 kg has an engine that exerts a force (thrust) equal to 60,800 N.…

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Q: 2. A person of mass 60 kg is able to exert a constant 1200 N of force downward when executing a jump…

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Q: 66. A 1200 kg car travels at 25 m/s. The brakes are applied and the car slows down at –8.0 m/s². How…

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Q: An 80 kg man drops to a concrete patio from a window 0.50 m above the patio. He neglects to bend his…

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Q: the patio. He neglects to bend his knees on landing, taking 2.4 cm to stop. (a) What is his average…

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Q: A 70 kg man drops to a concrete patio from a window only 0.55 m above the patio. He neglects to bend…

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Q: A 68 kg lady stands on a bathroom scale on elevator. Starting from rest, the elevator accelerates…

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Q: A truck with a mass of 2000 kg is travelling with a velocity of 50 m/s. It slows down at a constant…

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Q: A car goes down a 10 degree incline with a coefficient of friction of 0.3 for 2m. What is it’s…

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Q: 4) A 200g object falls under gravity from rest through a medium which exerts a frictional drag force…

A: Acceleration = net force / mass  = mg - drag force / mass = mg - 2v2/m  = g - 2v2/m Using equation…

Q: A car traveling at 60 km / h can brake and stop in a distance d = 20 m (figure a). If the car…

A: Given Data: The initial speed of a car is, u=60 km/h The braking distance is, d=20 m   By using…

Q: A 100. m E 38 m 20. m B What is the velocity of a car with a mass of 40 kg as it travels along the…

A: Mass of the Car is m = 40 kg Height of point A is HA = 100 m Height of point B is HB = 0 m Height of…

Q: 7. When the mass reaches point x = +A, its instantaneous acceleration is? * O a. Maximum and…

A: In simple harmonic motion, the magnitude of acceleration will be maximum at the two extreme…

Q: A 1200 kg car moving at 5.1 m/s is initially traveling no completing a 90° right-hand turn to the…

A: The mass of the car is m = 1200 kg  The car's initial velocity  when a car traveling in the north…

Q: 3. A particle of mass 3.0 kg is acted on by a single force F1 = 16î N. a. What is the particle's…

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Q: A soccer player starts from rest and accelerates forward, reaching a velocity of 8.00 m/s in 2.50 s.…

A: Given. Velocity, v=8 m/s, and time, t= 2.5 s.

Q: A 1500 kg automobile travels at a speed of 105 km/h along a straight concrete highway. Faced with an…

A: Given : Mass of car, m = 1500 kg             Initial velocity of car, u = 105 km/hr = 105000/3600…

Q: 5. A 1000 kg car starts from rest with a constant acceleration and reach a velocity of 10 m s-1 in 8…

A: Given: The mass of the car is 1000 kg. The initial velocity of thr car is 0 m/s. The final velocity…

Q: A crate with mass 32.5 kg initially at rest on a warehouse floor is acted on by a net horizontal…

A: The mass of the crate, m=32.5 kg   The net horizontal force, ΣFx=140 N   The initial horizontal…

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: