A girl weighing 45kg is standing on the floor, exerting a downward force of 200N on the floor. The force exerted on her by the floor is

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: A 1000 kg car traveling at 30 m/s crashes into a wall and come to rest in a distance of 2.5 m.…

A: Given that mass of the car and initial velocity of the car and also given the final velocity of the…

Q: A 10-kg block is pushed across a horizontal surface with a horizontal force of 20 N against a…

A: A 10-kg block is pushed across a horizontal surface with a horizontal force of 20 N against a…

Q: a car of mass 1500kg is accelerating at 4m/s2 . if the resistance to the motion is 1000N, the force…

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Q: If a block has 8 N acting on it to the right and 12 N acting on it to the left, what is the net…

A: The force 1 acting on the block to the right, F1=8 N   The force 2 acting on the block to the left,…

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: On an aircraft carrier, a jet can becatapulted from 0 to 155 mi>h in 2.00 s. If the average force…

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Q: A warning sign inside an elevator of mass 361kg indicates that the maximum load that it can carry is…

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Q: Jon pushes a lawnmower with a force of 50.0 N directed at 50° from the horizontal. The total…

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Q: A 0.6 ton motor is moving on a leveled highway at a speed of 108 km/hr. How large is a retarding…

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Q: a 26 newton force is exerted upon a 2kg object. what resultant acceleration is produced?

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Q: A ball with a mass of 0.75 kg is dropped from a height of 20 m. If the ball has a speed of 18 m/s…

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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: A 0.6 ton motor is moving on a leveled highway at a speed of 108 km/hr. How large is a retarding…

A: Given : m = 0.6 ton = 600 kg vo = 108 km/hr = 30 m/s v = 0 m/s because finally the motor stops  s =…

Q: A barge is being pulled through a canal by two horses, as shown in Figure 2.27a. If each horse…

A: Given data:  Force applied by each horse ( F) = 5000 N Velocity is constant.

Q: A person pushes a stopped car of mass 400 kg with a force of 200 N until the car its velocity is 5…

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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: A 0.6 ton motor is moving on a leveled highway at a speed of 108 km/hr. How large is a retarding…

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Q: What is the net force acting on a falling 1-kg ball if it encounters 2 N of air resistance?

A: The given values are,

Q: When Fatima rides her bicycle at 5 m/s, the drag force acting on her and her bicycle is 6 N. If she…

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Q: An open box car has a mass of 30,000 kg and is moving on a railroad track at 4.00 m/s. 1,000 kg of…

A: Given, Mass of car m1=30,000 kg velocity of car v1=4.00 m/s mass of water m2=1,000 kg

Q: If two -6 uC experience a force of 0.03 C/m, how far are they from one another?

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Q: What average force is required to stop a 1800 kg car in 9.0 s if the car is traveling at 90 km/h ?

A: Given: A 1800 kg car traveling at a speed of 90 km/h.

Q: A bowling ball weighing 60.0 N initially moves at a speed of 4.20 m/s. How long must a force of 47.5…

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Q: A 0.6 ton motor is moving on a leveled highway at a speed of 108 km/hr. How large is a retarding…

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Q: A force acts for 4 s on body of mass 15 kg the force then stops acting and the body moves 80 m the…

A: Given: The mass of the body is 15 kg. The time interval is 4 s. The distance traveled by the mass…

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: An 18.0 N force pulls a cart against a 15.0 N frictional force. The speed of the cart increases 1.0…

A: The frictional force acts in the direction opposite to the direction of motion of the cart. The net…

Q: Two blocks of m-1kg and M32kg are pushed along a horizontal frictionless surface by a constant…

A: Given Data : The Mass of block 1 is given as M = 2Kg. The mass of block 2 is given as m = 1Kg. The…

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

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Q: The parachute on a race car of weight 8,850 N opens at the end of a quarter-mile run when the car is…

A: Given Data: Car weight, Initial velocity,    Final velocity, Distance,

Q: A 4.8-m-long rope of mass 1.8 kg hangs from a ceiling.

A: The rope has mass M = 1.8 kg and length L = 4.8 m. It is suspended vertically so the tension in it…

Q: A car weighing 1.2 tons. Its engine generates a force of 2000 Newtons. Find the distance traveled by…

A: Given mass of the car = 1.2 tones = 1200 kg ( 1 ton =1000 kg ) . Also engine force =2000 N . So…

Q: A force is a or a on an object. : push : newton : balance : friction pull ::

A: Newton's first law of motion: It states that when an object is at rest will remain at rest until and…

Q: A sled with rider having a combined mass of 125 kg travels over a perfectly smooth icy hill . How…

A: Kinetic energy of rider is                                   =12mv2=12(120)(22.5)=30375 J…

Q: on a object of mass 3kg is 70N . Then acceleration

A: The mass of the object is m = 3 kg  The force on the object is F = 70 N  Find:- The acceleration of…

Q: A car with a mass of 1.2 tons generates a force of 2000 Newtons. The time required for the car to…

A: M= 1200kg, F= 2000N , V= 27m/s

Q: An 1700 keg elevator has a cable that can support 25,000 N of force. If it carries ten people at 50…

A: Given, mass of an elevator, m = 1700 kg maximum tension, T = 25000 N mass of the person, m = 50 g

Q: Two masses are connected by a string which passes over a pulley with negligible mass and friction.…

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Q: A child of mass 26 kg , is sliding down a water-slide that has an angle of 32 deg. If the water…

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Q: ayab on his heavy bike drives for 2 h at 100 km/h and for 3 h at 30 m/s. His average

A: Suppose Tayab on his bike travel distance (D1) & (D2) in kilometer in two different intervals of…

Q: A car weighing 1.2 tons. Its engine generates a force of 2000 Newtons. Take enough time to reach a…

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Q: A person who weighs 744 N steps onto a spring scale in the bathroom, and the spring compresses by…

A: Given The weight of the of a first-person is F=744 N. The spring is compressed by the first person…

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)

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: