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The combined system of you + elevator has two forces, a combined force of gravity and the tension in the cable. Consider the normal force acting on you from the elevator: N = mg if the elevator is at rest or moving at constant velocity N = mg + ma if the elevator has an upward acceleration N = mg - ma if the elevator has a downward acceleration Measure the acceleration of the ball in the frame of the moving elevator as well as in the stationary frame. ... elevator is going at about a constant speed of 3.68 m/s (8.2 mph). ... shoot it up ...

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What will the scale read when the elevator is moving upward at a constant velocity v? a) The scale will read a value that is slightly less than W. b) The scale will read a value that is slightly greater than W. c) The scale will read the same value W. d) The scale will read a value that is much greater than W. e) The scale will read zero ...
A, B & C are three objects each moving with constant velocity. A's speed is 10 m/sec in a direction PQ . The velocity of B relative to A is 6 m/sec at an angle of, cos −1 (15/24) to PQ . A, B & C are three objects each moving with constant velocity. A's speed is 10 m/sec in a direction PQ . The velocity of B relative to A is 6 m/sec at an angle of, cos −1 (15/24) to PQ .

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The scale in the elevator has a lot going on. It doesn't really measure mass, it measures force. It measures the upward force it is exerting on whoever stands on it in Newtons, and then divides by 9.80 N/kg to find the mass in kg.
NEET 2019: A particle moving with velocity v is acted by three forces shown by the vector triangle PQR. The velocity of the particle will: (A) remain The correct response is zero: For a particle at rest, or moving with constant velocity relative to an inertial frame, the resultant force acting on the isolated particle must be zero, must vanish. We usually attribute this to the unquestion-able authority of Newton. The essential phrases in the question are constant velocity, resultant force and

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Discuss (like a physics student would !). 3) Consider a complete downward trip on the elevator and discuss how you (your body) felt at the different parts of the trip, and why. Write a good summary, as always, at the end of this lab. ￹ Elevator motion scenario Velocity & acceleration directions Bath scale reading and related calcs. True wt=____lb
8) A 615 N student standing on a scale in an elevator notices that the scale reads 645 N. From this information, the student knows that the elevator must be moving upward. 8) 9) A box of mass m is pulled with a constant acceleration a along a horizontal frictionless floor by a wire that makes an angle of 15 degrees above the horizontal. If you stand on a scale in an elevator accelerating upward, you feel heavier because the elevator's floor presses harder on your feet, and the scale will show a higher reading than when the elevator is at rest. On the other hand, when the elevator accelerates downward, you feel lighter. The force exerted by the scale is known as apparent weight; it does not change with constant speed.

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Sep 22, 2012 · Get an answer for 'A person is standing on a scale in a elevator accelerating downward. compare the reading on the scale to the person's true weight. Multiple Choice: A) greater than their true ...
The most successful companies running agile at scale share three common traits. First, the entire program is iterative. Traditional portfolio management is focused on top-down planning with work laid out over long time periods, but agile portfolio management takes the concept of build-measure-learn cycles used by individual agile teams and applies it on a larger scale. A woman in an elevator is standing on a scale. When the elevator is at rest, the scale reading is S 50 kg, corresponding to a weight of approximately 500 N. While the elevator is moving upward, it is decelerating with a g/10. The new scale reading will be which of the following? AB C S (in kg) 50 50 50 Hint: Newton’s Second Law is mg F scale ma.

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A space elevator cannot be an elevator in the typical sense (with moving cables) due to the need for the cable to be significantly wider at the center than at the tips. While various designs employing moving cables have been proposed, most cable designs call for the "elevator" to climb up a stationary cable. Climbers cover a wide range of designs.
Figure 3 shows a 75.0-kg man (weight of about 165 lb) standing on a bathroom scale in an elevator. Calculate the scale reading: (a) if the elevator accelerates upward at a rate of [latex]\boldsymbol{1.20\textbf{ m/s}^2}[/latex], and (b) if the elevator moves upward at a constant speed of 1 m/s. Figure 3. straight lines imply constant velocity. curved lines imply acceleration. an object undergoing constant acceleration traces a portion of a parabola. average velocity is the slope of the straight line connecting the endpoints of a curve. instantaneous velocity is the slope of the line tangent to a curve at any point.

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Now the elevator is moving downward with a velocity of v = -2.9 m/s but . asked by Austin on October 14, 2018 Help Physics A child with a mass of 39 kg stands on a spring scale inside an elevator. For each of the scenarios below, draw a force diagram of the forces acting on the child and calculate the reading of the scale in newtons.
Newton's Third Law. Newton's third law: All forces in the universe occur in equal but oppositely directed pairs. There are no isolated forces; for every external force that acts on an object there is a force of equal magnitude but opposite direction which acts back on the object which exerted that external force. When any object falls, it accelerates until the drag force equals the force generated by gravity acting on its mass; from then on, the velocity is constant. This speed is known as the "terminal velocity"; for a full-sized human it's about 120 mph and is very terminal indeed.

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You are standing on a scale inside an elevator. You weigh 125 pounds, but the scale reads 140 pounds. The elevator is going (up down can’t tell) The elevator is accelerating (up down can’t tell) y x 45 A B C A B C
When you pull the scale up, the force from your hand has to overcome the gravitational force. Because the mass feels more force, its weight appears to increase. The weight while moving is actually called the apparent weight ; it takes into account other forces besides gravity.

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The scale reads zero. Check all possible answers:Answer1The elevator could be at rest.2The elevator could be moving up at constant speed.3The elevator could be moving down at constant speed.4The elevator is accelerating upward at 9.81 m/s2.5The elevator is accelerating downward at 9.81 m/s2.Question 2You are standing on a scale inside an elevator. The scale reads your weight.
Learn about position, velocity, and acceleration graphs. Move the little man back and forth with the mouse and plot his motion. Set the position, velocity, or acceleration and let the simulation move the man for you.