If a 5-kg block is suspended by a rope from the ceiling of an elevator that accelerates downward at 3.0 m/s^2. What is the tension force of the block? A) 15N, up B) 34N, up C ) 34N, down D) 64N, up E) 64N, down

Q: 5.79 •• Block A in Fig. P5.79 weighs 1.20 N, and block B weighs 3.60 N. The coefficient of kinetic…

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Q: Two ropes apply a force to a boat. The first is 500 N in the positive x direction, and the second is…

A: The answer is below

Q: What happens to the force if the acceleration remains unchanged? a. Constant c. One-half as much. b.…

A: Correct option (a). Constant Reason According to Newton's second law , F = m*a Accleration is…

Q: If the skier above weighs 150 lbs, what is the magnitude of the force of the skier (FS), the normal…

A: Weight=150lbs

Q: Two boxes (m = 0.500 kg and M = 1.00 kg) are sliding down a rough incline. The coefficient of…

A:

Q: An elevator, moving upward, decreases in speed from 8.20 m/s to 1.99 m/s in 2.03 s. Assuming…

A: Given values, Initial velocity of elevator, u=8.20 m/s Final velocity of elevator, v=1.99 m/s time,…

Q: F A 30° B Fig. 2

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Q: 6. A box is pulled by a force of 400 Newtons at an angle shown in the figure. If the coefficient of…

A: Solution:  Given,  M (mass) = 70 kg  F (Force) = 400 N  θ (angle) = 30° u (coefficient of friction)…

Q: The coefficients of static and kinetic friction between a 3.0-kg box and a horizontal desktop are…

A: Given, μs=0.040μk=0.030m=3 kgF=15 N

Q: The doorstop is inserted with a rightward horizontal force of 30lb. If the coefficient of static…

A: Reaction is the component of force along the normal to the door-block interface .

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

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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 7.00-kg box is attached to a 3.00-kg box by rope 1. The 7.00-kg box is pulled by rope 2 with a…

A: Given, Mass of boxes are Force applied on box is Coefficient of friction,

Q: A 6.00-kg box sits on a ramp that is inclined at 37.0 degrees above the horizontal. The coefficient…

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Q: A man pushes a box of weight W1E with a constant horizontal force N1H: The floor surface is rough…

A: Answer: Given: The weight of the box is W1E. The horizontal force is N1H. The frictional force is…

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

A:

Q: 17. A horizontal 52-N force is needed to slide a 50-kg box across a flat surface at a constant…

A: Here 52 N force is required to move the block with a   constant velocity i.e, this…

Q: Three boxes slide on a frictionless horizontal surface when pulled by a force of magnitude F. When…

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Q: A 200 N force, applied horizontally to a 4O 0 kg orange crate, results in an acceleration of 4.50…

A: Mass (M) = 40 kg Force applied (F) = 200N Acceleration produced (a) = 4.50 m/s2

Q: Block A weighs 1.50 N, and block B weighs 4.00 N. The coefficient of kinetic friction between all…

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Q: A man exerts a 189.172 N of force in preventing a 30 kg box from sliding a inclined plane. Determine…

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Q: Two forces act on a 6.00-kg object. One of the forces is 10.0 N. If the object accelerates at 2.00…

A: According to Newton’s second law of motion,

Q: A person of weight 490 N stands on a scale in an elevator. What will the scale be reading? when the…

A:

Q: A child on a sled (total mass 55 kg) accelerates down a 16.8 degree incline at 1.98 m/s^2. What is…

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Q: An object weighing 50 lbf is being pushed downwards at an angle of 40° with the horizontal is…

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Q: Two forces act on a 55 kg object. One force has a magnitude 65 N directed 59° clockwise from the…

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Q: A 100-lb block slides down a frictionless inclined plane at an angle of 60 degree with the…

A: Given  M = 100 lb  D1 = 20ft  D2= 20ft  T1,T2=?? Angle = 60°

Q: If the mass of the book is 50 Kg sliding with acceleration 1.2 m/s? then the friction force is O 364…

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Q: A child is pulling a red wagon full of toys (total mass is 8.75 kg). His pull is 36 N in magnitude…

A: According to Newton's second law of motion , the net force acting on an object is defined as the…

Q: A 22kg crate resting on a horizontal surface is pushed as shown. If a force of 95N is required to…

A: The mass of crate is 22 kg. The applied force is 95 N. The free-body diagram of the crate is given…

Q: Two forces act on a 20.0 kg object. One force has magnitude 60 N directed 45° clockwise from the…

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

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

A: To determine: The ratio of the magnitude of the normal force to the weight of the car travelling up…

Q: Two forces act on an 5 kg object: F1 = 60N applied at the origin in the direction of positive x-…

A:

Q: A person pushes on a 44.9 kg refrigerator with a horizontal force.  The coefficient of static…

A: Given data:  Mass of refrigerator (m) = 44.9 kg Coefficient of static friction (μs) = 0.721…

Q: A person of weight 490 N stands on a scale in an elevator. What will the scale be reading? when the…

A:

Q: An 8.00N force is applied to a 2.00kg box to accelerate it to the right across a table. The box…

A:

Q: What is the coefficient of static friction on an 18 kg object that can be pushed with a force of 135…

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Q: A 39.0 N force pulls horizontally on a m1 = 1.3 kg block that slides on a rough horizontal surface.…

A:

Q: T3 5.) If an object has constant velocity, then there are no forces acting on it. A.) True B.)…

A: The given statement is false. There might be a force acting on an object and still can have constant…

Q: Two blocks are connected by means of a massless rope and there is no friction. A) find acceleration…

A: A force acts on a system of two blocks connected by a massless and frictionless rope.  So, to…

Q: The coefficient of static friction between the m = 3.20-kg crate and the 35.0° incline of the figure…

A: The weight of crate is vertically downwards. One component is acting the direction of applied force…

Q: A person weighs -800 N and is traveling downwards in an elevator whilst stood on a bathroom scale…

A: The given values are, w=-800 N=800 N   downwardsN=840 Nm=81.5 kg

Q: 6. A box is pulled by a force of 400 Newtons at an angle shown in the figure. If the coefficient of…

A:

Q: A person of weight 490 N stands on a scale in an elevator. What will the scale be reading when the…

A:

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!