The parachute on a race car of weight 8,850 N opens at the end of a quarter-mile run when the car is traveling at 39 m/s. What total retarding force must be supplied by the parachute to stop the car in a distance of 960 m?

Q: A runaway baby buggy that has a mass of 33 kg travels at a speed of 1.12 m/s down a level sidewalk.…

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Q: The parachute on a race car of weight 8,815 N opens at the end of a quarter-mile run when the car is…

A: Given: The weight of the parachute is 8815 N. The initial speed is 33 m/s. The final speed is 0 m/s…

Q: what force is needed to give a 8800.0kg truck an acceleration of 8.5 m/s2 over a level road?

A: Given,Mass of the truck, m=8800kgAcceleration of the truck, a=8.5m/s2

Q: An object of mass 200 g moving at a constant speed of 2 m/s has a net force closest to

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Q: How much force is needed to accelerate a 50 kg skier at 3 m/sec?

A: Write the given values with suitable variables. m=50 kga=3 m/s2 Here, m denotes the mass and a…

Q: A tractor with mass m pulls a trailer with mass 3m. The whole vehicle has the acceleration a. F is…

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Q: A 2,738 kg truck accelerates from 8.8 m/s to 23.1 m/s in 2.2 seconds. What is the force the tires…

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Q: A ball is dropped at 1.5 meters above the ground in 1.2 seconds. What is its velocity

A: When the ball reaches ground its displacement is s=-1.5 m Time taken to reach ground t=1.2 s The…

Q: A constant horizontal force of 37 N pushes a 20 kg mass through a medium that resists its motion…

A: According to question, eq 37-fr=ma37-0.9v=20dvdtdt=2037-0.9vd

Q: How long shall a force of 4, 500 N shall be applied on the brakes of a 1200-kg truck moving at a…

A: Given The force applied on brake is F=4500 N. The mass of the truck is m=1200 kg. The initial…

Q: How much force does a 15-kg leg exert during running if the person has a 2-m stride and runs at a…

A: Mass of the leg (m) = 15 kg Speed (v) = 8 m/s Energy = 1/2 m v2  .       E = (1/2 )× 15 × (8)2…

Q: A hockey puck is hit on a frozen lake and starts moving with a speed of 14.1 m/s. Five seconds…

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Q: A force of 900 N is applied to a 9kg object.  How fast will it accelerate?

A: The given data are: F=900 Nm=9 kg Here, F denotes the force and m denotes the mass.

Q: A 9900 N small car is moved by a 650 N force. If the car starts from the rest, then how fast is it…

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Q: A truck is driving down the road at a constant velocity. List ALL the forces acting upon it. *…

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Q: A bottle falls from a place with a height of 1200m,  assuming g=10m/s^2 if there was no air…

A: Given data:  Initial velocity (Vi) = 0 m/s, dropped Height (h) = 1200 m Acceleration (g) = 10 m/s2,…

Q: Joe uses a force of 250N to push a box with a mass of 95 kg up a 8 degree incline. If coefficient of…

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Q: What is the force due to the acceleration caused by gravity on a mass of 35.7kg if it is placed on…

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Q: A skydiver weighing mg=192lb (with equipment) jumps from a plane. The coefficient of air resistance…

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Q: 38. A l-kilogram bird stands on a limb. The force that the limb exerts on the bird is (1) 1 N (2) 2…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: I don’t know the answer

A: Given:Mass of the block (m) = 3 kgForce applied on the block (F) = 2 NForce applied for time (t) = 6…

Q: How large a net force is required to accelerate a 1,703-kg SUV from rest to a speed of 12.9 m/s in a…

A: Net Force required....Fnet= 624.149 Newtons

Q: A 1100 kg car speeding at 90 km/h is brought to a stop in a distance of 30m. Compute the average…

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Q: What does it mean if we say an object is in freefall? The only force acting on it is gravity. The…

A: Freefall of an object is defined as the motion of an object , under the force of gravity alone .…

Q: A 976 -kg car experiences a net force of 9,441 N while slowing down from 6 m/s to 11 m/s. How far…

A: Given  Mas of car = 976 kg Force on car F = 9441 N Initial speed of car u= 11 m/s Final speed of car…

Q: A skier with a mass of 80 kg skied down a mountain run with an elevation change of 4.25 m, what was…

A: The given values are, m=80 kg∆h=4.25 mv=?

Q: At the end of an amusement park ride, it is desirable to bring a gondola to a stop without having…

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Q: What is the mass of a truck if it produces a force of 14,000 N while accelerating at a rate of 5…

A: Given Force truck produce F = 14000 N Acceleration  a = 5 m/s2 To find  mass of truck

Q: The driver of a 1000 kg car traveling at a speed of 16.7 m/s applies the brakes. If the brakes…

A: Write the given values with suitable variables. m=1000 kgu=16.7 m/sv=0 m/sF=-8000 N Here, m denotes…

Q: A block slides down a smooth inclined plane with an acceleration of 4.9 m/s? .If the block weighs 49…

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Q: A horizontal force of 130 N is applied to a stationary wooden box in one direction, and a 800 N…

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Q: Drag each term to its designation - either vector or scalar. Veccors ony Scalars oni acceleration…

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Q: An antique mahogany Igorot bust, that weighs 40.6 kilograms, on a frictionless ramp is attached to a…

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Q: How large of a net force is required to accelerate a 1,592 kg car from rest to a speed of 13.7 m/s…

A: According to Newton's second law F = ma

Q: 2,225 kg car moving at 10 m/s on dry pavement, skids to a stop over 110 m. What is the force of…

A: Given: mass of car m=2225Kg initial velocity u= 10m/s final velocity v=0m/s distance travelled s=…

Q: In 5 seconds a hawk can go from 10m/s to 20m/s. How much force does it need to apply to reach the 20…

A: given: u = 10 m/sv =20 m/s∆t = 5s m =0.3 kg

Q: What net force is required to make a 15 kg box move at a constant speed of 2.0 m/s.

A: Given: Mass, m = 15 kg; constant speed, v = 2.0 m/s

Q: What average force is required to stop a 950-kg car in 8.0 s if the car is traveling at 95km/h ?

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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: Mass of the truck,  Initial speed of the truck,  Force exerted on the truck,  Final speed of the…

Q: How much force will you have to exert in order to push a 2700 N piano up a ramp that is 2.5 m high…

A: Height of ramp= 2.5 m Ramp length= 7 m Weight of piano (W)= 2700 N Let the ramp is inclined at Angle…

Q: A car of mass 1,323 kg accelerates from rest to 21.8 m/s in 5.31 s. How much force was required to…

A: From Newton's 2nd law of motion, we know that, if an object has mass m and acceleration a then the…

Q: A box with a mass of 10 kg is at rest on a table. The normal force acting on the box is 98 N up 989…

A: Newton's 2nd law is defined as F=ma Here F is the net force, m is mass and a is acceleration.

Q: A Boeing 747 jumbo jet with 400 passengers and a mass of 85,000lbs requires a takeoff speed of about…

A: Given  Mass of plane m=85000lbs=85000×0.454 kg=38590kg  Initial speed u=0 m/s Final speed…

Q: A bowling ball weighing 46.5 N initially moves at a speed of 5.10 m/s. How long must a force of 44.5…

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Q: A car which is driven by a force of magnitude 5,400 N against a resistance of magnitude 1,200 N is…

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Q: What is the net force needed to act on a 225 kg object in order to accelerate it from rest over a…

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Q: How much force was required to slow the car down to 2 m/s^2 if the mass of the car is 8000kg?

A: Given data: Magnitude of acceleration (a) = 2 m/s2 Mass (m) = 8000 kg Required: Force (F)

Q: What is the net force needed to act on a 224 kg object in order to accelerate it from rest over a…

A: Let the mass of the object be M, the initial velocity of the object be u, the displacement of the…

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: