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A person stands on a scale in an elevator. As the elevator starts, the scale has a constant reading of 588 N. As the elevator later stops, the scale reading is 384 N. Assume the magnitude of the acceleration is the same during starting and stopping.
a. Determine the weight of the person.
b. Determine the person's mass.
c. Determine the magnitude of acceleration of the elevator.
1. suppose that you want to cook a 1 inch 2.5 cm thick steak to medium doneness which is an internal temperature of
The wheels of a wagon can be approximated as the combination of a thin outer hoop, of radius rh = 0.315 m and mass 4.89 kg, what should the radius of the disk be
A baseball is thrown horizontally at a speed of 43 m/s. When it reaches home plate, what is the horizontal component of its velocity
A spring has a force constant of 323 N/m and an unstretched length of 6 cm. One end is attached to a post that is free to rotate in the center of a smooth table, as shown in the top view below. The other end is attached to a 4-kg disk moving in un..
One long wire lies along an x axis and carries a current of 42 A in the positive x direction, What is the magnitude of the resulting magnetic field at the point (0, 2.0 m, 0)
A particular guitar string is supposed to vibrate at 200Hz, but it is measured to actually vibrate at 209Hz. By what percent should the tension in the string be changed to get frequency to the correct value.
How to discuss the results in relation to the objectives of the experiment of CENTRIPETAL FORCE? Next, how am i supposed to elaborate the results that I obtained if my results are confirmed the centripetal force theory.
Hooke's law describes a certain light spring of unstretched length 33.0 cm. When one end is attached to the top of a doorframe and a 7.31 kg object is hung from the other end, the length of the spring is 42.0 cm.
Find the mans rate of sweat production
problem 1. my son jumps on his stomp rocket and it takes off with an initial speed of 9.8 ms starting from the
At rest, a car's horn sounds the note A (440 Hz). The horn is sounded while the car is moving down the street. find Is the cyclist ahead of or behind the car
A 5.1- kg concrete block rests on a level table. A 3.6- kg mass is attached to the block by a string passing over a light, find the coefficient of friction between the block and the table
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