A service elevator takes a load of garbage, mass 10.0 kg, from a floor of a skyscraper under construction, down to ground level, accelerating downward at a rate of 1.2 m/s². Find the magnitude of the force the garbage exerts on the floor of the service elevator?

Q: In the figure, a crate of mass m = 89 kg is pushed at a constant speed upa frictionless ramp (0 =…

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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 mover has to move a heavy sofa of mass 100 kg to the second floor of the house. He uses a rope to…

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Q: A car weighing 1202kg accelerates from a stop to 100km/hr in 4.3 sec going up a ramp at an angle of…

A: Given quantities: Mass of the car (m) = 1202 kg initial velocity of car (u) = 0 final velocity of…

Q: In the figure, a crate of mass m = 88 kg is pushed at a constant speed up a frictionless ramp (0 =…

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Q: A crate of mass 42.0 kg is being transported on the flatbed of a pickup truck. The coefficient of…

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Q: A husky is pulling a sled loaded with cargo (total mass m = 34kg) along some snow, which has…

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Q: A lamp hangs vertically from a cord in a descending elevator that decelerates at 2.7 m/s2. (a) If…

A: Part (a) Given: The tension in the string is 97 N. The elevator is descending with deacceleration is…

Q: A chair of weight 120 N lies atop a horizontal floor; the floor is not frictionless. You push on the…

A: Since the net acceleration along the vertical direction is zero. The net force along the vertical…

Q: A 7.88-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic…

A: Given Mass of box = 7.88 kg The coefficient of kinetic friction between the box and the floor =…

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

A: Given  Force exerted by worker F=400N f=100N angle q=30 mass of crate m=300kg

Q: Two horizontal forces act on a 2.8 kg chopping block that can slide over a frictionless kitchen…

A: Part A: The net force Fnet on an object is its mass m times its acceleration a.

Q: At 560 metric tons, the Airbus A-380 is the world’s largest commercialairliner. What’s the upward…

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

A: Given data: Force (F) = 200 N, along the rope Upward Angle with horizontal (θ) = 30° Force due to…

Q: mass

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Q: box with a mass of 103 kg is pushed at a constant speed up a frictionless incline (with θ = 11…

A: Given: Mass of the box, m=103 kg The angle of inclination, θ=11°

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

A: The given values are,

Q: A student decides to move a box of books into her dormitory room by pulling on a rope attached to…

A: Given Mass of box M=25 kg Force applied F=80 N Angle of force θ=25.0° Angle of incline α=10.0°…

Q: Holding onto a tow rope moving parallel to a frictionless ski slope, a 66.9 kg skier is pulled up…

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Q: Two horizontal forces act on a 2.7 kg chopping block that can slide over a frictionless kitchen…

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Q: Holding onto a tow rope moving parallel to a frictionless ski slope, a 64.2 kg skier is pulled up…

A: Analyze the free body diagram of the system. Note: Consider the upward direction normal to the…

Q: Two blocks, of weights 2.5 N and 5.3 N, are connected by a massless string and slide down a 43°…

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Q: A 100-kg man stands in a moving elevator. Calculate the force exerted by him on the floor for the…

A: Solution: Given that m = 100 kg find teh force on floor  a). The elevator has a constant upward…

Q: Two horizontal forces act on a 2.7 kg chopping block that can slide over a frictionless kitchen…

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Q: A 4.98-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic…

A: Given : Mass of thr box (m) = 4.98 kg Coefficient of kinetic friction (µk) = 0.393 The equation for…

Q: A helicopter (of mass 2000 kg) produces a lift force of 15000 N directed at 70 degrees above the…

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

A: Force applied (F) on a card is equal to 300 Newton Frictional force (f) on car in horizontal…

Q: A lamp hangs vertically from a cord in a descending elevator that decelerates at 2.9 m/s². (a) If…

A: Solution: Given: g = gravitational acceleration = 9.81 m/s2 a1 = deceleration of descending elevator…

Q: A 5 kg box is at rest on a ramp inclined at an angle of 15°. The coefficients of static and kinetic…

A: GivenMass of box is m=5 kgThe angle of the inclined plane is θ=15°The coefficient of static friction…

Q: A 129 kg crate is sitting at the top of a ramp, which is inclined at an angle of 26 degrees with…

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Q: A 64 kg crate is dragged across a floor by pulling on a rope attached to the crate and inclined 13°…

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Q: A box of mass 30.0 kg is acted on by a constant horizontal force, which moves the box from rest 15.0…

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Q: A 62 kg crate is dragged across a floor by pulling on a rope attached to the crate and inclined 18°…

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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: A 61 kg crate is dragged across a floor by pulling on a rope attached to the crate and inclined 14°…

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

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Q: A box rests on a frozen pond, which serves as a frictionless horizontal surface. If a fisherman…

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