A person of weight 480 N stands on a scale in an elevator . What will the scale be reading when the elevator is accelerating downward at 4.00 m/s2 ?

Q: An 80 kg person is standing on a scale in an elevator. Find the weight that the scale reads when the…

A: The answers are below

Q: A kangaroo with a mass of 63 kg is standing on a scale in an elevator.  As the elevator rises, the…

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Q: When a 100 N bag of nails hangs motionless from a single vertical strand of rope, how many newtons…

A: SOlution: Given that a 100 N bag of nails hangs motionless from a single vertical strand of rope and…

Q: When a parachutist jumps from an airplane, he eventually reaches a constant speed, called the…

A: As a parachute jumps from an airplane, his velocity is increasing. This time, there will be…

Q: Object feels weightless because ?    A. Gravity is not acting on the object , B. Gravity does not…

A:

Q: A man weighing 800 Newtons is standing in an elevator. If the elevator rises with an acceleration of…

A: Weight of person , W = 800 N  Acceleration of elevator , a = 0.5 m/s2  Mass of person , m = W/g  g…

Q: A person who normally weighs 700 N is riding in an elevator that is moving upward but slowing down.…

A: Since the elevator is moving upward but slowing down that means the person standing in the elevator…

Q: The magnitude of the apparent weight of 75 kg man in an elevator accelerating at a rate of 1.08 m/s2…

A: Operation e. Is correct. Explanation-

Q: And 8.0 KG object is accelerating down in incline plain inclined at 25.0° with the horizontal…

A: Consider the free-body diagram of the given object (box) as follows.

Q: 2. Boxes A and B are in contact on a 100 N horizontal, frictionless surface. You push on box A with…

A: As the questions are not subparts of a single question and are not related so according to the…

Q: A hot air balloon is accelerating upward. Which of the following is true? A) The bouyant force is…

A: A hot air balloon accelerating upwards has a lift force greater than its weight , the lift is due to…

Q: A box is being pushed across a horizontal floor. If the net force (Fnet) is 1000 N and the box…

A:

Q: A 9.60-kg mass (m2) is connected by a light, inextensible cord over a light, frictionless pulley to…

A: net force in the vertical direction of mass m1 is  N=m1g

Q: A man weighs a fish with a spring scale attached to the ceiling of an elevator. While the elevator…

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Q: You are pushing a 40 kg sled across some snow with a coefficient of friction of 0.2. How much force…

A: Answer :  The force required to push must be 78.4N .

Q: A 79.8-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is…

A: Real weight = mg = 79.8 × 9.8 = 782.04 N Apparent weight is represented by Normal force acting on…

Q: 11. A box sits on a ramp inclined at 21.7° with respect to horizontal. If the normal force on the…

A: Given data: Inclined angle θ=21.7° Force F =20.94N

Q: A 500 N parachutist is falling with air resistance of 200 N upwards. What si the net force

A: Given the weight of the parachutist W=500N (downwards) The air resistance acting on it Fr= 200N…

Q: The of the tension force of the string is: Choices: greatest in I greatest in II greatest in III…

A: For Equilibrum forces must be balanced

Q: A body hangs from a spring balance supported from the roof of an elevator. If the elevator has an…

A:

Q: A 95.0 kg person stands on a scale in an elevator. What is the "apparent weight" when the elevator…

A: Write the expression for apparent weight when the elevator is accelerating upwards.

Q: 02. A is a mass 8 of kg and B is a mass of 6 kg, are on a flat surface. A string joins them…

A:

Q: What is the net force for the following situation: weight = 700 N and the air resistance is 100 N.…

A: Given that               The weight (W) = 700N                Air resistance (F) = 100N

Q: A 1.50-kg sparrow lands on the electrical cable midway between the poles, the cable sags 0.300 m.…

A:

Q: A gymnast with a weight of 300 N is suspended by a single vertical rope, the tension in the rope…

A:

Q: A person of mass M=80 kg stands on a scale inside an elevator to measure her apparent weight. What…

A: Given, mass=80 kg initial velocity=4j m/s d=2m let constant acceleration be a m/s^2

Q: A person is skiing in a horizontal snow surface with a net acceleration of 0.2 meters per second per…

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Q: The barrel pushes back with a force of magnitude (Answer in N.)

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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: Someone is standing on a scale inside an elevator. When the elevator is accelerating upward, the…

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 man weighing 800 Newtons is standing in an elevator. If the elevator rises with an acceleration of…

A:

Q: What is the force (N) of 2.0 kg brick moving through the air at 12 m/s2?

A: Given Mass of the brick = 2.0 kg Acceleration of the brick = 12 m/s2 WWe have to calculate the force…

Q: When you are seated on the chair, your weight pushes on the chair while the chair pushes on you.…

A: When we’re seated on chair the weight acts downward and chair acts a force equal in magnitude but…

Q: What is the apparent weight of a 65 kg person standing in an elevator that is accelerating upward at…

A: Expression of apparent weight of a person in an elevator that is accelerating upward -…

Q: 7.00 kg 3.00 kg 7.00 kg What is the force by tension above the single 7kg bucket hanging on the…

A: Given data: The mass of left side is mL=7 kg. The total mass of right side is mR=3 kg+7 kg=10 kg.

Q: . An art student is designing a funky hanging sculpture in which three identical flying saucer…

A: Given: The maximum tension in the string is 90 N. The string is identical.

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 object of mass m rests on a flat table. The earth pulls on this object with a force of magnitude…

A:

Q: A skydiver jumps out of a plane. She quickly accelerates to a constant velocity. Which statement is…

A: statement D is true . when skydiver fall downwards then its speed increase with time. Same air…

Q: Am = 2.15 kg object hangs in equilibrium at the end of a rope (taken as massless) while a wind…

A:

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

A:

Q: A patient of mass 103 kg, lies on a trolley-bed in an elevator. The elevator undergoes an…

A:

Q: A book is resting on a table and not moving. Which statement is true about the forces acting on the…

A: When the book is at rest there will be two forces acting along vertical axis. They are : Normal…

Q: You are standing on the floor of a stationary elevator.  You weigh 85 kg, what is the magnitude of…

A: Given  Mass (m) = 85 kg

Q: Two people each have a mass of 125 KG they are both in an elevator that has a massive 200 KG when…

A: Given, m1=m2=125 kgm3=200 kga=1.5m/s2

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: A 72 kg person is standing inside an elevator. The elevator is moving upward at 2.61 m/s and is…

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Q: A 83.2 kg person is standing inside an elevator. The elevator is moving upward at 2.54 m/s and is…

A:

Q: You hang an object by means of a vertical string. Two strings in turn support this string. String 1…

A:

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: