A man pulling an empty wagon causes it to accelerate at 1.4 m/s2. What will the acceleration be if he pulls with the same force when the wagon contains a child whose mass is three times that of the wagon?

Q: A 450-kg sports car accelerates from rest to 100 km/hr in 4.80 s. What magnitude force does a 68.0…

A: given:  initial velocity, u = 0 m/s final velocity, v = 100 km/h = 27.78 m/s time,  t = 4.8 s  mass,…

Q: What is the acceleration of a 600 kg buffalo if the net force on the buffalo is 1800 N?

A: solution is given as

Q: In an experiment performed in a space station, a force of 88 N causes an object to have an…

A: Given: Force F= 88 N Acceleration a = 8 m/s2  We need to calculate the objects mass m

Q: A 2-kg body of mass is moving on a horizontal frictionless surface with a velocity of 4 m/s. What is…

A: Mass of body (m) = 2 kg velocity (v) = 4 m/s time (t) = 5 seconds

Q: An 8000-kg engine pulls a 40 000-kg train along a level track and gives it an acceleration 2.4…

A: Mass of engine M=8000 kg, mass of first train M1=40000 kg, acceleration of first train a=2.4 m/s2…

Q: An object of mass 25 kg acted upon by a net force of 10 N will experience an acceleration of O 0.4…

A: Given, mass of an object, m = 25 kg net force acting on the object, F = 10 N

Q: Your shopping cart has a mass of 65 kilograms, In order to accelerate the shopping cart down an…

A: mass of shopping cart = M M = 65 Kg acceleration of shopping cart = 0.3 m/s2 Force required = F

Q: In an experiment performed in a space station, a force of 75 N causes an object to have an…

A:

Q: A car has an acceleration of 8.9 m/s2 and a weight of 21806 N. What net force is required for this…

A: given, a = 8.9 m/s2 Weight = 21806 N = mg = m x 9.81 m/s2 m = 21806/9.81 = 2222.8 kg

Q: A 40 kg sprinter starts from rest and 2.0 s later is running at a speed of 8.0 m/s. What is the net…

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Q: A 200-g object fell and accelerated for 20 s over 10 m, from rest. What is its net force? * 40000 N…

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Q: A boy on a skateboard is travelling north at 4.5 m/s when suddenly he is bumped in a direction 60°…

A: Given data Initial velocity , u=4.5 m/s Magnitude of acceleration is, a=0.5 m/s2 Angle ,θ=600 The…

Q: Mario is riding on his skateboard along a horizontal section of the pavement. If he encounters a…

A: Given value: Friction, f=450 N

Q: A 50 kg skydiver is falling downwards and accelerating 6 m/s? down. What is the net force on the…

A: The force is calculated as F =ma where m is the mass and a is the acceleration. The direction of…

Q: An elevator has a scale that measures the normal force between the contents and the floor. What…

A: Given:Mass,m= 960 kg Accelerating,a=1.5 m/s2Find  force will the scale.Now, Now,The elevator is…

Q: A 150-g fish is swimming toward its food with an acceleration of 2 m/s/s. If the amount of friction…

A: Given that Mass m = 150 g Acceleration a = 2 m/s2 Friction force of water is f = 2 N

Q: A cannonball is accelerated at 4.00E3 m/s2 by a force of 2.00E4 N. What is its mass?

A:

Q: An athlete whose mass is 90.0 kg is performing weight-lifting exercises. Starting from the rest…

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Q: A 2.3 kg toy car is accelerated from rest by a net force shown in the graph. The approximate speed…

A: By work energy theroem: Work done by force = gain in kinetic energy of toy car Work done by force =…

Q: What acceleration will result when a 40 N force is applied to a 3.2 kg object?

A: Recall  Newton's second law of motion Fnet=ma Given  F=40 N m=3.2kg

Q: On applying retarding force the velocity of a car becomes half after a displacement of 24m. The…

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Q: Under a certain conditions, the human body can safely withstand an acceleration of 10 g. What net…

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Q: If a 870 kg car accelerates at 4.35 m/s2, what is the net force that the car is producing at the…

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Q: A person pushes a shopping cart with a force of 15 N and the cart starts moving away from the…

A: Given, A person pushes a shopping cart with a force of 15 N since the force is pushing in nature so…

Q: Wearing frictionless roller skates, you push horizontally against a wall with a force of 50 N. How…

A: The given value of the applied force against the wall is,

Q: A golf ball with a mass of 0.046 kg is accelerated from rest to 67 m/s in 0.0066 seconds. What force…

A: Given value--- mass = 0.046 Kg. initial speed = 0 m/s. final speed = 67 m/s. time period = 0.0066…

Q: In a Force vs. Acceleration experiment a cart is pulled by a hanging mass of 100 gm. The cart is…

A: Suppose that mass of the cart is M1 Mass of the hanging mass is M2=100 gm = 0.1 kg Acceleration of…

Q: What is the mass of a bowling ball that exerts a downward force of 160 N on your skull after gently…

A:

Q: A certain cable of an elevator is designed to exert a force of 4.5 × 10^4 N. If the maximum…

A: Fmax=mamax+g     m=Fmaxamax+g

Q: You work at a garden store for the summer. You lift a bag of fertilizer with a force of 122 N, and…

A:

Q: A 1 200-kg automobile moving at 25 m/s has the brakes applied with a deceleration of 8.0 m/s2. How…

A: Using kinematic equation, the expression for find distance is v2=u2+2add=v2-u22a

Q: The mass of a subway car and passenger is 40,000 kg. If its acceleration as it leaves a station is…

A: Mass M = 40,000 kg Acceleration a = 0.9 m/s2

Q: The velocity of a body of mass 20 kg increases from 5 m/s to 20 m/s in a distance of 100 m. The…

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Q: A 3.5 kg bucket of water is raised from a well by a rope . If the upward acceleration of the bucket…

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Q: Q15) A book of mass 2 kg is placed on a table. If you push down on the book with a force of 20 N,…

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Q: A net force of 300N accelerates a blue box with a mass of 50Kg. If the same net force is applied to…

A: Given: The mass of the blue box is 50 kg. The applied force is 300 N. The mass of the red box is…

Q: A 62 kg climber falling at 9.4 m/s has their downward motion arrested at a distance of 5.3 m. What…

A: Given, mass of climber=62 kg Speed=9.4 m/s Let tension on a rope be T N

Q: A freight train has a mass of 1.5 × 107 kg. If the locomotive can exert a constant pull of 7.5 × 105…

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Q: If a wagon is accelerating at a rate of 4 m/s^2 and the force acting on it is 386 N, what is the…

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Q: A force of 2.7 N is exerted on a 5.7 g rifle bullet.  What is the bullet's acceleration?

A: Given data The force exerted on the bullet is F = 2.7 N The mass of the rifle bullet is m = 5.7 g =…

Q: A 1000.0 kg car accelerates uniformly to double its speed from 13.7 m/s in 4.76 s. What net force…

A: Given data: Mass of the car m =1000.0 kg speed, u =13.7 m/s Time t =4.76 s

Q: A net force of 15 N exerted on a wooden block produces an acceleration of 5 m/s. The mass of the…

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Q: The force needed to accelerate a stationary 1000 kg racing car to a speed of 20 m/s in 10 seconds is

A: Let the initial speed of the car is denoted by u and the final speed is denoted by v in time t.…

Q: A body begins to slide over the surface of another, when pulled with a force of 10 N, if we pulled…

A:

Q: In a grocery store, you push a 15.4 kg shopping cart horizontally with a force of 13.4 N. If the…

A: Given Mass of cart m = 15.4 kg Force F = 13.4 N We have to find out how far this cart move in 2.50…

Q: In an experiment performed in a space station, a force of 60N causes an object to have an…

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”