A 15 kg box is pushed across a frictionless floor with +5.7 N of force . What is the box’s acceleration

Q: Three children are pulling on a toy box (5.5kg). Emma pulls with a force of 23N [E45°N], Miguel…

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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: How much force must be applied in order for a 1200 kg car to maintain a velocity of 4 m/s in a…

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Q: What acceleration will be produced by a force of 2.0 x 10 N on a 1.0 x 10' kg cart? 2. Two forces…

A: Given Mass of car = m = 1.2 × 103 kg IInitial velocity = u = 10 m/s Final velocity = v = 20 m/s Time…

Q: 1. Terminal velocity is the speed at which a falling object's drag balances its weight. A particular…

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Q: A 60 kg person stands on a scale in an elevator. How many Newtons does the scale read: a)…

A: (a) When the elevator is ascending, F=mg+ma substituting the givens, F=60 kg9.8 m·s-1+60 kg1 m·s-1…

Q: An astronaut on the moon places a package on a scale and finds its weight to be 13 N. (a) What…

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Q: Q1: A100 kg man in space throws a 20kg space rock. As a result, the man accelerates to the left at…

A: Since Fext = 0 N on the system(man+rock) Using F =macm acm=F/m = 0 m/s2

Q: A force acts on a 2-kg mass and gives it an acceleration of 3 m/s2. What acceleration is produced by…

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Q: A 40 kg block of cement that is pulled sideways with a net force of 200N. What is the acceleration…

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Q: 5. A 150 g baseball is dropped onto a squishy foam matt. The baseball is released 10 m above the top…

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Q: 7. A 25 kg object is being acted upon by two forces 200 n 400 n 30 a. What is the resultant force…

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Q: On planet X, a 5.0 X 101 kg bar can be lifted with a force of just 180 N. a. What is the…

A: Mass of bar = 50 kg  Force required to lift a bar = 180 N

Q: 1. A force acts on a 2-kg mass and gives it an acceleration of 3 What acceleration is produced by…

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Q: Q. A force of 250 N is applied to an object that accelerates at a rate of 5 m/s2. What is the mass…

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Q: The weight of an astronaut plus his space suit on the Moon is only 250 N. (a) How much does the…

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Q: What is the weight of a 500 g package of spaghetti noodles? A) in Newtons B) in oz.

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Q: 2) A Saturn V rocket has a mass of 2.70 x 10 kg and a thrust of 3.30 x 10' N. What is its initial…

A: Part (2): Given: The mass of the rocket is 2.7x106 kg. The thrust force on the rocket is 3.3x107 N.

Q: 1. A loaded elevator, 2200 kg, supported by cables that can withstand a maximum tension of 28,000 N…

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Q: 55. A 50 kg box hangs from a rope. What is the tension in the rope if a. The box moves up at a…

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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: A box with a mass of 3.00 kg starts from rest at the top of a 32.5° incline and slides 2.00 m down…

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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: A 6.46 kg lego block is pulled along a friction surface with a net force of 3.2 N. What is the…

A: Given:Mass,m=6.46kgForce,F=3.2 NFind the acceleration of the lego.Now,The friction force acts to…

Q: d. none of the above. QUESTION 11 2 p A 188-pound astronaut in a training exercise experiences an…

A: The expression for force is,

Q: A 2100 kg car experiences a force of 5500 N [S] from the engine and a frictional force of 701 N [N].…

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Q: an astronaut on the moon places a package on a scale and finds its weight to be 25 N.  (a) What…

A: a. the acceleration due to gravity on the surface of the moon is 1.6 m/s^2.

Q: A net force of 3,000.0 N accelerates a car from rest to 37.4 km/h in 5.00 s. (a) What is the mass of…

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Q: A woman of mass 51.0 kg is standing in an elevator. (a) If the elevator floor pushes up on her feet…

A: SOlution: Given that m = 51 kg F = 408 N v = 1.5 m/s t = 4s

Q: A 6.0- kg object is brought to the Moon, where the acceleration due to gravity is only one- sixth of…

A: Required :  (a) What is the mass of the object on the Moon?   (b) What is the weight of the object…

Q: 3. A 15 kg block is pushed from rest across the floor with a force of 51 N. A) What is the…

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Q: 9. A block is pushed across a horizontal surface by the force shown. If the coefficient of kinetic…

A: The net force in the horizontal direction of block is Fnet=Fcosθ-f=Fcosθ-μkMg=20 Ncos30°-0.33 kg9.…

Q: A 15 kg block is pushed from rest across the floor with a force of 51 N. A) What is the acceleration…

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Q: The weight of an astronaut plus his space suit on the Moon is only 350 N. (a) How much does the…

A: The acceleration of gravity on the moon is gmoon Acceleration of gravity on the earth is gearth…

Q: 7. The tension in a string from which a 4.0-kg object is suspended in an elevator is equal to 44 N.…

A: Given data: Mass of the object m =0.4 kg Tension of the string T=44N

Q: 90-kg skydiver jumps out of a plane above the earth. As soon as he exits the plane, when there is no…

A: Mass of sky diver = 90 kg  No air resistance is present

Q: A jet aircraft with a mass of 4,375 kg has an engine that exerts a force (thrust) equal to 59,900 N.…

A: Given data:  Mass (m) = 4375 kg Force (F) = 599 00 N Time (t) = 7 s Initial velocity (Vi) = 0 m/s…

Q: A 12 kg block hanging on a string is pulled upward by the string with an upward acceleration of 6.2…

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Q: net force on the car

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Q: A force acts on a 2 kg mass and gives it an acceleration of 3 m/s². A. What is the magnitude of the…

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Q: A 45 kg box hangs from a rope. What is the tension in the rope if: (a) the box is at rest? (b) the…

A: a. the tension the box is at rest is T=mg=45 kg9.8 m/s2=441 N

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: 3. One newton is equivalent to: kg - m/s d) 1 kg / m a) 1 b) 1 kg - m/ s? e) 1 kg - m c) 1 kg - m² /…

A: Given Force acting on an object = 1 N We have to convert it into MKS system and choose the correct…

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: A rope is used to pull a 2.89-kg bucket of water out of a deep well. a. What is the acceleration of…

A: a) The required acceleration is,

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?”