A force of 32 N, parallel to the inclined plane, is necessary to make a crate rise, with constant speed, on an inclined plane,without frictiin, which makes an angle of 30° with the horizontal. The mass of the crate is.   a) 160 kg b) 6,5 kg c) 3,8 kg d) 3,3 kg e) 5,7 kg

Q: Two crates A and B are connected by a light rope along the horizontal surface. Mass of A is 4 kg and…

A:

Q: A block of mass 38.2 kg lies on a horizontal plane. A force F that is inclined 54.2° with the…

A: Given value--- mass = 38.2 kg. angle = 54.2 degree . distance = 19.3 m. time = 9 second.…

Q: A box of mass 4.1 kg rests on a frictionless inclined plane which is at an angle of e = .9. to the…

A: Angle in the question reads 0.9°, so I have solved using this value. If it is different than this…

Q: Three forces act on an bject. A 35 force acts an angle Srce acts at an angle of 75° relative to the…

A: Given:-  The three force act on the object  F1 = 35 N at a angle 20o with the force F2 =60 N  The…

Q: A boy pulls a car of mass m = 20 kg by a wire with constant force F = 200 N at an angle of 37°, the…

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Q: A freight train has a mass of 310 x 10 kg. The locomotive exerts a constant horizontal force of 42…

A: 1. According to the Newton's second law of motion, the acceleration of the train is, F=maa=Fm=42×105…

Q: An 800 kg elevator is going down and accelerates at 2.0 m/s^2. Find the tension (Newton) in the…

A: Given: The mass (m) of the elevator is 800 Kg. The lift is going down with an acceleration (a) of 2…

Q: A plum bob hangs from the roof of a railway coach. What angle will plum line make with vertical when…

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Q: 308. A force of 50 pounds acts eastward and a force of 50 pounds acts west ward. Will there be…

A: A couple is defined as the combination of two forces parallel to each other but opposite in…

Q: A 1500 kg car is left at the top of steep hill that has an angle of 25 degrees above the horizontal.…

A: the car moves down the hill smoothly due the frictional force. frictional force acting in the…

Q: Two ropes are attached to a 40kg object. The rope with a 50N force points along a direction 37…

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Q: DBLEM mass 50.0 kg) slides down a frictionless hill (inclination angle 30.0°) as 's acceleration…

A:

Q: person is standing on a building with a height h. His mass is m and acceleration due to gravity is…

A: Angular momentum L = Iw

Q: Mang Tamang is carpenter, he pulls load of lumber on a cart with a 60-lb force directed 40 degrees…

A: Given data: Force, F=60 lb Angle above the horizontal, θ=40°

Q: Suppose you move a 15-kg crate by pulling upward on the chain at an angle of 45 degrees above the…

A: mass of crate (m) = 15 kg θ = 45 degree a = 0.5 m/s2Let the tension = T μk = 0.56

Q: A trash bin of mass 15 kg standing on horizontal ground is pushed by a horizontal force of 50.0 N.…

A: Given: mass=m= 15 kg horizontal force = F = 50 N co efficient of friction = 0.4

Q: )A dockworker applies a constant horizontal force of 80.0N to a block of ice on a smooth horizontal…

A:

Q: If an object is not moving, does that mean that there are no forces acting on it? Explain.

A: An object is not moving

Q: An 18-kg child is riding in a child-restraint chair, securely fastened to the seat of a car (Fig.…

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Q: A force of 450 Newtons is needed to push a crate across a horizontal floor at a constant speed. The…

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Q: You want to use a rope to pull a 11-kg box of books up a plane inclined 30∘ above the horizontal.…

A: The mass of the object,Inclined angle,Coefficient of kinetic friction,

Q: A mop is pushed across the floor with a force F of  43.3  N at an angle of  θ = 51.8 ∘ . The mass of…

A:

Q: he block A with a mass of 10 kg is pushed up the 25o inclined plane by applying a force F on it.…

A: a)  Force F is applied along the plane. Given that mass(m) is 10kg,f is the frictional force,…

Q: Two boxes, A and B, are connected by an ideal (massless) cord and are resting on a smooth…

A: Consider, The mass of the box A, mA  =  12 kg The mass of the box B, mB  = 10 kg The horizontal pull…

Q: The problem: You push a 20-kg lawn mower, exerting a 100-N force on it. You push 37° below the…

A: The mass of the lawn mower is m = 20 kg. The force exerted on the lawn mower is F = 100 N. The angle…

Q: A car is traveling up a hill that is inclined at an angle θ above the horizontal. Determine the…

A: Given:Angle of inclination for part a = 18 degreesAngle of inclination for part b = 36 degrees

Q: Two packing crates of masses 10.0 kg and 5.00 kg are connected by a light string that passes over a…

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Q: A lady at the airport drags a 12.5-kg suitcase along a rough level floor with a force of 50.0 N at…

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Q: 5.5. Compare the tension in the coupling between the first two cars in a train with the tension in…

A: (a) The tension T on the coupling is equal to the force applies on it,. Its direction is opposite to…

Q: A 28.0-kg block is initially at rest on a horizontal surface. A horizontal force of 79.0 N is…

A:

Q: 3. A rope of mass 5 kg is moving vertically in vertical position with an upwards force of 100 N…

A: Given: The mass of the rope is 5 kg. The tension in the upper end is 100 N vertically upward. The…

Q: When an object falls freely under the influence of gravity there is a net force mg exerted on it by…

A:

Q: A 2.00 kg block (mass 1) and a 4.00 kg block (mass2) are connected by a light string as shown; the…

A: The free body diagram of the force acting on the blocks.

Q: A pack of four velociraptors have caught a human running through their jungle. Each raptor grabs one…

A:

Q: A worker drags a crate across a factory floor by pulling on a rope tied to he crate. The worker…

A: Given  Force exerted by worker F=200N angle q=30 f=100N Mass of crate m=200kg

Q: elevator mass m moving upward has two forces acting on it: the upward force of tension in the cable…

A:

Q: A block of mass 29.1 kg lies on a horizontal plane. A force F that is inclined 52.3° with the…

A: Given:mass, m = 29.1 kgAngle, θ = 52.3°distance, d= 12.5 mtime, t = 5 sco-efficient of friction, μk…

Q: Two packing crates of masses m, = 10.0 kg and m,- 3.00 kg are connected by a light string that…

A:

Q: A 90-kg man stands in an elevator that is moving up at a constant speed of 5.0 m/s. The force…

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Q: A box is being pulled is being pulled by a force at an angle of 30 degrees with respect to the…

A:

Q: as a fish jump vertically out of the water, assume that only two significant forces act on it: an…

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Q: An SUV containing 5 passengers has a mass of 3500 kg. It has a driving force of 2500 N directed west…

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Q: A child on a sled (total mass 55 kg) accelerates down a 17.3 degree incline at 1.53 m/s^2. What is…

A: Given data : m=55 kg θ=17.3° a=1.53 m/s2 where, m is the mass of the child θ is the angle, and a is…

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: