An elevator car of mass M is accelerating downward with an acceleration a. Ignoring friction, what is the tension in the cable that supports this elevator?

Q: A 100 N object is suspended from two massless ropes that are attached to the ceiling. The rope to…

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Q: onsider a person standing on a scale in an elevator. If the elevator accelerates upwards with an…

A: Write the given values with the suitable variables. a=1.21 m/s2m=102.9 kg Here, a is the…

Q: A fishnet consists of 1 mm diameter strings which form a pattern of 1 cm x 1 cm squares. Estimate he…

A: The diameter of the fishnet is The one side  of square is The velocity is The density is The…

Q: Two friends are carrying a 500 N wooden slab along a 45 degrees stairway. The slab is 1.0 m long and…

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Q: Can someone help with this?

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Q: int at rest. Determine the tension developed in the cable. The coefficient of kinetic friction…

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Q: chandelier is suspended by two identical, vertical chains side by side. The chandelier's mass is m =…

A: m=6.7 kg assume g=10 m/s2 tension in the chains=T+T= 2T

Q: traffic light of mass m = 31 kg is hanging symmetrically by two cables, which make an angle of 25…

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Q: A heavy chandelier with mass 140 kg is hung by chains in equilibrium from the ceiling of a concert…

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Q: Mary applies a force of 78 N to push a box with an acceleration of 0.54 m/s2. When she increases the…

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Q: A lamp hangs from two wires that meet at the top of the lamp. One, with tension T1, is up and to the…

A: Given data:  θ1 = 60.0°      θ2 = 30.0° T1 = 86.6 N T2 = 50.0 N Required: Weight of the lamp

Q: A 40 kg girl and an 8.4 kg sled are on the frictionless ice of a frozen lake, 15 m apart but…

A: Given: mass of girl, M = 40 kg  mass of sled,m = 8.4 kg  distance,d = 15 m Force, F = 5.2 N

Q: A 14.0-kg Box is lowered vertically by a 16 mm diameter cable in which there is 163 N of tension at…

A: Given: Mass of box, m = 14 kg Tension in cable , T = 163 N Acceleration due to gravity, a = 9.8 m/s2…

Q: A uniform rope of weight 12 N hangs from a hook. A box of 50 N hangs from the rope. What is the…

A: Given data The weight of the uniform rope is given as Wr = 12 N. The weight of the box is given as…

Q: Two blocks of mass m are hung from rope 1 and connected by rope 2. Someone picks up the two blocks…

A: The rope 1 has both the masses hung to it whereas the rope 2 is only balancing one of the masses (…

Q: A mass of 20 kg is suspended from a ceiling by two lengths of rope that make angles of 60° and 45°…

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Q: he top of a ramp, which is inclined at an angle of 20 degrees with respect to the horizontal.…

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Q: A rescue helicopter lifts a 57.7-kg person straight up by means of a cable. The person has an upward…

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Q: A block with a mass of 250g is lying on a frictionless plane that is inclined by 30° above the…

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Q: A block with a mass of 6.66 kg is at rest on an inclined surface. The surface makes an angle of…

A: Given information: The mass of the book (m) = 6.66 kg The angle of inclination (θ) = 28.30

Q: A 2 kg box is against a vertical wall by a small force (f1=10n) perpendicular to the surface of the…

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Q: A 2.53 kg block is placed at one end of a wooden plank that is 9.05 m long. The plank is slowly…

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Q: An object with a mass of m = 3.55 kg is suspended at rest between the ceiling and the floor by two…

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Q: The cable supporting a 2105 -kg elevator has a maximum strength of 23260 N. What maximum upward…

A: Given that,Mass of the elevator, m=2105 kgMaximum strength, T=23260 NWe know that,Tension, T=mg+awe…

Q: 20 kg block is suspended by 2 very thin ropes that meet at a 400 angle. What is the tension on the…

A: For equilibrium horizontal as well as vertical forces are balanced

Q: A chandelier with mass mmm is attached to the ceiling of a large concert hall by two cables. Because…

A: To analyze the forces in the individual components of the system use the statement, the sums of all…

Q: An elevator cab that weighs 24.5 kN moves upward. What is the tension in the cable if the cab's…

A: GivenWieght of elevator cab, W=24.5 kN

Q: kinetic

A: Given: Mass of the box, M = 13 Kg Mass of the second box, m = 5 Kg Coefficient of friction between…

Q: the minimum force F required to hold m₁ against m₂? m2

A: Image: Two blocks with masses m₁ = 24.8 kg and m₂ = 97.6 kg, shown in the figure, are free to move.…

Q: Two blocks are connected by a string, as shown in the figure below.  The rough inclined surface…

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Q: A boy has filled his toy box with all his favorite toys and it trying to drag it across the floor.…

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Q: A 55-kg gymnast hangs vertically from a pair of parallel rings. If the ropes supporting the rings…

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Q: John wishes to hang up a flowerpot with a mass of 5.10 kg. He uses two metal rods (AB and BC),…

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Q: A 1000-kg elevator is rising and its speed is increasing at 3 m/s². The tension force of the cable…

A: Given that Mass of the elevator (M) =1000kg Acceleration (a) =3m/s2 Acceleration due to gravity (g)…

Q: A rope is attached to an object with mass 4.1-kg that rests on a frictionless, horizontal surface.…

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Q: You find it takes 190 N of horizontal force to move an unloaded pickup truck along a level road at a…

A: To determine: The magnitude of the applied force if weight of the truck is increases by 42% and the…

Q: Two blocks with masses m1 = 24.8 kg and m2 = 79.8 kg, shown in the figure, are free to move. The…

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Q: through the action of a single cable. The elevator has a weight of 2000 N. When the elevator is…

A: Given:-  An elevator’s motion is through the action of a single cable. The elevator has a weight of…

Q: Two blocks of masses M1 = 3.5 kg and M2 = 5.7 kg are at rest on a horizontal surface with a…

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Q: Two packing crates of masses m, = 10.0 kg and m, = 7.30 kg are connected by a light string that…

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Q: Two blocks connected by a light string are being pulled across a frictionless horizontal tabletop by…

A: Given : mA =2 kg mB=1 kg mC=16.79.8=1.704 kg Here we will note that since the string is always tight…

Q: In the figure, a tin of anti-oxidants (m, = 4.4 kg) on a frictionless inclined surface is connected…

A: Given: The mass m1 is 4.4 kg. The mass m2 is 2.2 kg. The force applied is 6.3 N. The acceleration in…

Q: A block with mass m = 11 kg is suspended by two massless identical Take cords. 10 m/s². The…

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Q: A lamp hangs from the ceiling of an elevator as it slows to a stop as it approaches the top floor in…

A: Tension in chord T = 90 N Acceleration a =3.2 m/s/s slow rate

Q: Two Men and a Truck Movers need to lower a piano out a third story balcony doors onto the ground…

A: Write a given values of this question. T=2285Nθ=69∘

Q: An elevator cab that weighs 27.3 kN moves upward. What is the tension in the cable if the cab's…

A: Given:Weight, W = 27.3 kN

Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

A: (given) Mass of block 1 = 1.90 kg Mass of block 2 = 2.80 kg The only forces on the blocks are the…

Q: A loudspeaker of mass 25.0 kg is suspended a distance of h = 1.00 m below the ceiling by two cables…

A: We have been given that the mass of the loudspeaker  m = 25kg h = 1m l = 2.5 m