A ball is hung by a cord from the ceiling of an elevator. In which of the conditions below, the tension in the cord will be greatest? O Elevator moving down with a uniform speed Elevator moving down with a decreasing speed Elevator moving down with an increasing speed O Elevator at rest

Q: A 500 kg elevator is initially at rest on the ground floor. The passenger hits the top floor button…

A: Solution: As given m = 500kg x = 7.5 m v = 2m/s

Q: A 2.2 kg block hangs by a string from the ceiling of an elevator. The elevator is moving down with a…

A: as per our guidelines we are supposed to answer only one question. Kindly repost other question as…

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Q: A 45 ° wedge is pushed along a table with constant acceleration A. A block of mass m slides without…

A: Given: Angle of the wedge = 45°

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Q: An object of mass m is hanging by a string from the ceiling of an elevator. The elevator is moving…

A: Given,An object of mass m is hanging by a string from the ceiling of an elevator.the elevator is…

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A:

Q: A hockey puck is set in motion across a frozen pond. If ice friction and air resistance are…

A: Answer We have the equation F = mg Where m is the mass and g is the acceleration due to gravity.…

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Q: If you want to move a wooden crate along the ground, you will need to apply a force to get it…

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A: Terminal velocity: It is a steady speed gained by the freely falling object passes through the…

Q: a.  moves downward with constant speed.  b.  moves upward with constant speed.  c.  speed down.…

A: Given:-  The apparent weight of a fish in an elevator is maximum when the elevator. Find:-  the…

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A: Given: Mass of top block (M) = 14.2 kg. Mass of bottom block (m) = 10.4 kg. Acceleration of elevator…

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A: mass = 73 kg the apparent weight in an elevator = 644 N

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Q: A 80 kg bobsled is pushed along a horizontal surface by two people.  After the bobsled is pushed a…

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Q: certain car traveling at 97 km/h can stop in 46 m on a level road. Determine the coefficient of…

A:

Q: A decoration, of mass M, is suspended by a string from the ceiling inside an elevator. The elevator…

A: Given information Mass of the decoration =  M  which is suspended by a string from the ceiling…

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A: Given data: Constant speed =v Constant horizontal force=f The kinetic coefficient of friction is…

Q: A sphere of mass 5.4 x 10-4 kg is suspended from a cord. A steady horizontal breeze pushes the…

A: Let's assume, mass of sphere is m = 5.4x10-4Kgand θ = 45°FBD of sphere, Here,T = Tension in cordF =…

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A: Given Data:- Initial speed of the car is vi=9.500 m/s. Final speed of the car is vf=0 Time taken by…

Q: A man stands on a spring scale in a moving elevator and notices that the scale reading is 20% larger…

A:

Q: You are designing an elevator for a hospital. The force exerted on a passenger by the floor of the…

A: given, normal force N=1.60times weight =1.60mg where m is a mass of passengers and g= acceleration…

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A: When speed is constant , acceleration is zero. Because a =dvdt=d(constant)dt=0a =0 m/s2

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Q: When you are in an elevator accelerating downward your apparent weight is: zero O less the same as…

A:

Q: A sphere of mass 1.5 x 10-4 kg is suspended froma cord. A steady horizontal breeze pushes the sphere…

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A: The mass of the person is m The acceleration is a The weight of the person is w When the elevator is…

Q: A falling skydiver opens his parachute. A short time later, the weight of the skydiver-parachute…

A: GIVEN: Sky diver and parachute system

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A: A physical quantity related to the property of an object to resist changes in its motion is called…

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A: There is a small difference in the term apparent weight and the actual weight of the body. The…

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Q: block of mass M hangs at rest. The rope that is fastened to the wall is horizontal and has a tension…

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Q: A block is sliding down an inclined plane. The mass of the block is 3 kg, the angle of incline is…

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Q: A box slides down a frictionless incline.  The acceleration of the box... Group of answer choices is…

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Q: Two robotic arms are used to push boxes from one place to another across a smooth surface (assume…

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Q: A person stands on a scale inside an elevator at rest. The scale reads 800 The elevator accelerates…

A: The weight of the person on the scale when elevator is accelerating is :W'=W+mahere, W is the weight…

Q: A hockey puck is struck and is given an initial speed of 20 m s-1 on a frozen lake. The puck remains…

A: Above problem is based on the theory of friction.

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A:

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A: Terminal velocity:- The maximum velocity attained by an object as it falls through a medium.…

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Q: Which of the following does NOT demonstrate Newton's first law of motion?   A bicycle moving in a…

A: As per the Newton's first law of motion 'An object continues to be in a state of rest or uniform…

Q: Spring scale A is attached to the floor and a rope runs vertically upward, loops over the pulley,…

A: According to Newton's third law, for every applied force of action on any object or body, an equal…

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!