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A 93kg person is standing on a scale in an elevator. If the
A 93kg person is standing on a scale in an elevator. If the elevator accelerates downward at a rate of 3m/s2, what mass will the scale read (in other words, what is the apparent mass of the person in … read more
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A 93kg person is standing on a scale in an elevator. If the
A 93kg person is standing on a scale in an elevator. If the elevator accelerates downward at a rate of 3m/s2, what mass will the scale read (in other words, what is the apparent mass of the person in … read more
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Master's Degree
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A force F with arrow applied to an object of mass m1
Second opinion] A force F with arrow applied to an object of mass m1 produces an acceleration of 3.90 m/s2. The same force applied to a second object of mass m2 produces an acceleration of 1.40 m/s2. … read more
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I have a few questions of general physiscs need answering. A
i have a few questions of general physiscs need answering … read more
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A 1150 kg automobile is at rest at a traffic signal. At the
A 1150 kg automobile is at rest at a traffic signal. At the instant the light turns green, the automobile starts to move with a constant acceleration of 5.8 m/s2. At the same instant a 2100 kg truck, … read more
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A person with a mass of 95 kg is standing on a scale that reads
A person with a mass of 95 kg is standing on a scale that reads weight in newtons inside of an elevator. If the elevator accelerates upward at 3.7 m/s2 , what does the scale read?… read more
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Master's Degree
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Q) A 6500-kg helicopter accelerates upward at 0.60 m/s while
Q) A 6500-kg helicopter accelerates upward at 0.60 m/s² while lifting a 1200-kg car. (a) What is the lift force exerted by the air on the rotors? (b) What is the tension in the cable (ignore its mass)… read more
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Post-Doctoral Degree
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An ideal spring is lying horizontally on a frictionless surface.
An ideal spring is lying horizontally on a frictionless surface. One end of the spring is attached to a wall. The other end is attached to a moveable block that has a mass of 5 kg. The block is pulled… read more
tutormba
Asst. Manager
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your mass is 60 kg. if u stand on a scale while ...
your mass is 60 kg. if u stand on a scale while accelerating at 2 m/s2 moving upward, what is your weight?… read more
Scott
Master's Degree
5,811 satisfied customers
Two ropes are attached to a block with a mass of 75 kg.
Two ropes are attached to a block with a mass of 75 kg. One rope pulls on the block at an angle of 30 degrees to the north of east and exerts a force of 200 N. The second rope pulls an angle of 15 deg… read more
abozer
Bachelor's Degree
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Assume that the Earth was moved to a distance of 10 AU from ...
Assume that the Earth was moved to a distance of 10 AU from the sun. How much stronger or weaker would the Earth's gravitational pull be on the sun? What would be the new pull on the Sun on Earth? why… read more
abozer
Bachelor's Degree
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Assume that the Earth was moved to a distance of 10 AU from ...
Assume that the Earth was moved to a distance of 10 AU from the sun. How much stronger or weaker would the Earth's gravitational pull be on the Sun? Also, what would be the new pull on the Sun on Eart… read more
Silviu J
Student at University of Toronto
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A 0.66 kg physics book with dimensions of29.5 cm by 21.8 ...
A 0.66 kg physics book with dimensions of 29.5 cm by 21.8 cm is on a table. The acceleration of gravity is 9.8 m/s2 . What force does the book apply to the table? Answer in units of N. What pressure d… read more
Durrbeck
Bachelor Degree
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The following data were taken with an Atwood machine whose ...
The following data were taken with an Atwood machine whose total mass m1+m2 is kept constant. For each of the values of mass difference m2-m1 shown in the table the time for the system move x=1.00 m w… read more
David
Post-Doctoral Degree
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1. A net force of 3.50 N acts on a 2.75 kg object. What is
1. A net force of 3.50 N acts on a 2.75 kg object. What is the acceleration of the object? 2. Describe the basic concept of Atwood machine. What is the net applied force? What is the mass to which thi… read more
David
Post-Doctoral Degree
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A 0 107 kg meter stick is supported at its40 cm mark by a ...
A 0:107 kg meter stick is supported at its 40 cm mark by a string attached to the ceiling. A 0:56 kg object hangs vertically from the 5:39 cm mark. A second mass is attached at another mark to keep it… read more
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Post-Doctoral Degree
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Question 1. As part a of the drawing shows, two blocks are
Question 1. As part a of the drawing shows, two blocks are connected by a rope that passes over a set of pulleys. One block has a weight of m1 = 512 N, and the other has a weight of m2 = 908 N. The ro… read more
abozer
Bachelor's Degree
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The instruments attached to a weather balloon have a mass ...
The instruments attached to a weather balloon have a mass of 4.6 kg. The balloon is released and exerts an upward force of 100 N on the instruments. (a) What is the acceleration of the balloon and ins… read more
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