A 62-kg woman in an elevator is accelerating downward at a rate of 1.6 m/s2. What...
A 62-kg woman in an elevator is accelerating downward at a rate of 1.6 m/s2. What is the magnitude of the force exerted by the elevator floor on the woman's feet?
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A 62-kg woman in an elevator is accelerating downward at a rate
of 1.6 m/s2. What...
If a 63.4 kg person stood on the floor in an elevator accelerating upward with 0.41g,...
If a 63.4 kg person stood on the floor in an elevator accelerating upward with 0.41g, what would be the magnitude of the force exerted on the floor by the person? (b) What would be the magnitude of the force if the elevator were accelerating downward with 0.54g?
2a) A 12kg box is on an elevator that is accelerating downward at a rate of...
2a) A 12kg box is on an elevator that is accelerating downward at a rate of empty placeholder image 6.3 m/s2. What is the magnitude of the normal force of the elevator floor against the box? Give a variable legend for this problem. 2b) Use the stupid equation editor to write a model for the normal force from problem 2a. 2c) Give a numerical answer with units to problem 2b)
A 100kg person rides in an elevator accelerating 2m/s2 upward. 1.) what is the magnitude (in...
A 100kg person rides in an elevator accelerating 2m/s2 upward. 1.) what is the magnitude (in N) of the gravitational force on the person? 2.) what is the magnitude of the normal force of the floor on the person’s feet? 3.) what value would the acceleration have to be for the magnitude of the normal force exerted by the floor on the person’s feet to be equal to the magnitude of their weight?
A 5.0 kg dog sits on the floor of an elevator that is accelerating downward at...
A 5.0 kg dog sits on the floor of an elevator that is accelerating downward at 1.20 m/s^2. What is the magnitude of the normal force of the elevator floor on the dog? An astronaut's weight on earth is 80 N. What is his weight on Mars where g = 3.76 m/s^2? (a) How much work does an elevator motor do to lift a 1000 kg elevator a height of 100 m? (b) How much power does the motor supply...
E. Suppose you are standing on the scale in the elevator and the elevator is accelerating...
E. Suppose you are standing on the scale in the elevator and the
elevator is accelerating downward with
an acceleration smaller than 9.8 m/s2
i. Draw free-body diagrams of yourself, the scale, and the floor
of the elevator where it interacts
with the scale.
ii. How must the magnitude of the force exerted by the scale on
you compare with your own
weight?
iii. How must the reading on the scale compare with the reading
you make when the elevator...
why is III incorrect? 69. A woman stands in an elevator. The force of gravity exerted on the woman by the Earth is 5...
why is III incorrect?
69. A woman stands in an elevator. The force of gravity exerted on the woman by the Earth is 500 newtons. If the elevator is accelerating upward, which of the following forces would have a magnitude of 500 newtons? 1. The force exerted on the Earth by the woman Il. The force exerted on the woman by the floor of the elevator ll. The force exerted on the floor of the elevator by the woman (A)...
A 2.40-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic...
A 2.40-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box and the floor is 0.480. Determine the kinetic frictional force that acts on the box for each of the following cases. (a) The elevator is stationary. N (b) The elevator is accelerating upward with an acceleration whose magnitude is 1.20 m/s2. N (c) The elevator is accelerating downward with an acceleration whose magnitude is 1.20 m/s2.
A 3.10-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic...
A 3.10-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box and the floor is 0.460. Determine the kinetic frictional force that acts on the box for each of the following cases. (a) The elevator is stationary. N (b) The elevator is accelerating upward with an acceleration whose magnitude is 2.30 m/s2. N (c) The elevator is accelerating downward with an acceleration whose magnitude is 2.30 m/s2. N
A 2.00-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic...
A 2.00-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box and the floor is 0.440. Determine the kinetic frictional force that acts on the box for each of the following cases. (a) The elevator is stationary. N (b) The elevator is accelerating upward with an acceleration whose magnitude is 2.00 m/s2. N (c) The elevator is accelerating downward with an acceleration whose magnitude is 2.00 m/s2. N
2) A 23kg box is on an elevator on planet Q. The elevator is accelerating downward...
2) A 23kg box is on an elevator on planet Q. The elevator is accelerating downward at a rate of 2.5m/s? . The normal force of the elevator floor against the box is 133.4N. What is the gravitational acceleration on planet Q? F133.4N
If a 63.4 kg person stood on the floor in an elevator accelerating upward with 0.41g, what would be the magnitude of the force exerted on the floor by the person? (b) What would be the magnitude of the force if the elevator were accelerating downward with 0.54g?
A 5.0 kg dog sits on the floor of an elevator that is accelerating downward at 1.20 m/s^2. What is the magnitude of the normal force of the elevator floor on the dog? An astronaut's weight on earth is 80 N. What is his weight on Mars where g = 3.76 m/s^2? (a) How much work does an elevator motor do to lift a 1000 kg elevator a height of 100 m? (b) How much power does the motor supply...
E. Suppose you are standing on the scale in the elevator and the
elevator is accelerating downward with
an acceleration smaller than 9.8 m/s2
i. Draw free-body diagrams of yourself, the scale, and the floor
of the elevator where it interacts
with the scale.
ii. How must the magnitude of the force exerted by the scale on
you compare with your own
weight?
iii. How must the reading on the scale compare with the reading
you make when the elevator...
why is III incorrect?
69. A woman stands in an elevator. The force of gravity exerted on the woman by the Earth is 500 newtons. If the elevator is accelerating upward, which of the following forces would have a magnitude of 500 newtons? 1. The force exerted on the Earth by the woman Il. The force exerted on the woman by the floor of the elevator ll. The force exerted on the floor of the elevator by the woman (A)...
2) A 23kg box is on an elevator on planet Q. The elevator is accelerating downward at a rate of 2.5m/s? . The normal force of the elevator floor against the box is 133.4N. What is the gravitational acceleration on planet Q? F133.4N
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