How long would it take for a net upward force of 100.0 N to increase the velocity of a 50-kg object from 100.0 m / s to 150.0 m / s?

Q: Superman must stop a 110-km/h train in 160 m to keep it from hitting a stalled car on the tracks.…

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Q: velocity

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Q: What is the magnitude of the net force needed to bring a 2085 kg car to rest from 25.6 m/s in 9.3…

A: Solution: Given that mass m= 2085 kg vinitial = 25.6 m/s time t = 9.3 s to find the force required

Q: A car traveling at 20 m/s runs into a bridge abutment and crumples for 1.2 m before coming to a full…

A: Given: The intial speed of the car is 20 m/s. The distance traveled by car is 1.2 m. The final speed…

Q: A 2550 kg car traveling to the north is slowed down from an initial velocity of 19.5 m/s by a 5750 N…

A: Using newtons second law  Fnet=ma  And using first equation of motion  V=u+at

Q: A mass of m₂ = 50 kg is a fixed distance dw = 6 m to the west and a distance dy = 11 m to the north…

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Q: National Transportation Safety Board indicates that a person in a car crash has a reasonable chance…

A: Given: The mass of the car is 1700 kg. The maximum acceleration of the car is 300 m/s2. The initial…

Q: A force F = (40, -80) N acts on a mass of 4 kg. At time t = 0 s, the mass has a velocity v0 = (-2,…

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Q: 0 A cannon shoots a 5 kg cannonball out of its barrel with a speed of 65 m/s. If the cannonball…

A: Given Data:- First Problem:- Mass of the cannonball is m=5 kg Length of the barrel of the cannonball…

Q: A force of magnitude F acting in the x-direction on a 2.0-kg object varies in time as shown in the…

A: Given : Mass(m)=2kg initial velocity=2m/s To find: Final velocity

Q: A 25 kg object at rest experiences 250 N of force for the duration of 0.35s. What is the final…

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Q: 2. A mass of 4 kg is dropped with a velocity of 5 m/s. a. Find an expression for the velocity of an…

A: a) Fnet = mg - 60v  ma = mg - 60v  mdv/dt = mg - 60v dv/(mg - 60v) = dt/m  Integrating both sides…

Q: A force F= (-2Nm)xi+(4Nm2)x2j-8Nk and a second force F=(-4Nm2)x2j-8Nk are applied to a 4 kg object…

A: A force F= (-2Nm)xi+(4Nm2)x2j-8Nk and a second force F=(-4Nm2)x2j-8Nk are applied to a 4 kg object…

Q: The 100 kg block in the figure takes 5.6 s to reach the floor after being released from rest.(Figure…

A: Known mass, Time taken by the 100kg block to reach the floor, Distance covered by the 100kg block…

Q: The graph below is for a 30 kg object. x(m) 120.0 100.0 80.0 60.0 40.0 20.0 5.0 10.0 15.0 20.0 t(s)…

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Q: A 148-Newton horizontal force is exerted upon a 3-kg box to move it across a level surface at a…

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Q: You throw a nerf basketball of mass 0.002 kg into the air. At t = 0, the ball leaves your hand. At t…

A: Mass of nerf basketball m=0.002 kg

Q: A 747 jetliner lands and begins to slow to a stop as it moves along the runway. If its mass is…

A: case 1the deceleration is given by

Q: In the district soccer championship finals, Elizabeth kicks a 0.96 kg soccer ball with a force of…

A: Mass of the soccer ball, m = 0.96 kg Force applied, F = 28.6 N   From Newton's second law of motion,…

Q: What net external force is exerted on a 1100-kg artillery shell fired from a battleship if the shell…

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Q: A stone of 1 kg is thrown with a velocity of 20 m s-1 across the frozen surface of a lake and comes…

A: The initial velocity of the stone, u= 20 m/s The final velocity of the stone, v= 0 Distance covered…

Q: A 0,160-kg hockey puck is moving on an icy, frictionless, horizontal surface, At t = 0, the puck is…

A: The net force is given by  F = m a  The first equation of motion is  v = u + at  where, m is the…

Q: ron Man’s repulsor blasts from his gauntlets can apply a force of about 2220 N.  If he appli

A: Given:- Applied force F = 2220  N  The mass of the object m = 80.0 kg  The distance d = 2.4 m…

Q: A horizontal force of 12 N pushes a 0.50-kg book against a vertical wall. The book is initially at…

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Q: A 945-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it…

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Q: A 0.55 kg football is thrown with a velocity of 17 m/s to the right. A stationary receiver catches…

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Q: A net force is applied in the positive directions to an object moving in one dimension. The graph of…

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Q: In a head-on collision, a car stops in 0.14 ss from a speed of 11 m/sm/s . The driver has a mass of…

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Q: Hello, can you please help me with this physics question? A ball with a mass of 0.17 kg is bounced…

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Q: A loaded tractor-trailer with a total mass of 5500 kg traveling at 2.5 km/h hits a loading dock and…

A: Conservation of momentum: It states that “the total momentum of a system remains conserved or…

Q: An automobile of mass 2 000 kg moving at 30 m/s is braked suddenly with a constant braking force of…

A: Given Mass (m)            = 2000 kg Initial speed (u) = 30 m/s Force (F)            = 10000 N

Q: In a fit, a toddler throws straight down his favorite 1.5 kg toy with an initial velocity of 2 m/s.…

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Q: A car of mass 1650 kg, initially at a speed of 70km/h, crushes into a wall, if the accident lasted…

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Q: boat initially traveling at 3 m/s stops comes to a full stop in 30 seconds. If the mass of the boat…

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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: