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A 2.0 kg rope hangs from the ceiling What is the tension at the midpoint of the rope?
Wiki User
∙ 11y ago
In a rope with mass, the midpoint will have half the tension since it's only holding up half the mass.
1kg x 9.8 m/s^2= 9.8N
Wiki User
∙ 11y ago
Aymen Rizwan
9.81
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How do you calculate tension of hanging object?
If the object hangs from a weightless string or thread, the tension in the thread is equal to the weight of the object. If there is weight distributed all the way from the ceiling to the bottom of whatever is hanging, then the tension at every point is equal to the weight of everything below that point.
What is the mechanical advantage of a simple pulley?
If the pulley is fixed to the ceiling and the rope passes over it, then the ideal MA is 1, but there's some friction loss in it. If one end of the rope is fixed to the ceiling and the load hangs from the pulley, then the ideal MA is 2.
What is the direction of tension in a rope?
The direction of tension in a rope always runs both ways and parallel to the rope.
What will be the tension in a rope that is pulled from its ends by two opposite forces 100 n each?
Neglecting the weight of the rope itself, the tension will be 100 newton in any part of the rope.
What will be the tension in a rope that is pulled from its end by two opposite forces 100Newton each?
In that case (ignoring the weight of the rope, for simplicity), the tension at any point of the rope will also be 100 N.
A rope is attached to a ceiling and is used to support a 200 pound person. is the tension force on the ceiling larger or smaller than the tension force acting on a person?
They are equal.
What is the tension in a roper that is supporting a 4.2 kg bucket?
If the rope is hanging vertical ... one end from the ceiling and the other end to the bucket ... then the tension in the rope is 41.16 newtons (9.26 pounds).
How do you calculate tension of hanging object?
If the object hangs from a weightless string or thread, the tension in the thread is equal to the weight of the object. If there is weight distributed all the way from the ceiling to the bottom of whatever is hanging, then the tension at every point is equal to the weight of everything below that point.
What is a rope that hangs someone?
A rope that hangs a person is called a noose.
A girl whos weight is 200N hangs from a bar supported by two strands of rope what is the tension in each strand?
100n
What is the mechanical advantage of a simple pulley?
If the pulley is fixed to the ceiling and the rope passes over it, then the ideal MA is 1, but there's some friction loss in it. If one end of the rope is fixed to the ceiling and the load hangs from the pulley, then the ideal MA is 2.
When a 100 N bag of nails hangs motionless from a single vertical strand of rope how many newtons of tension are exerted in the strand?
143
What is the direction of tension in a rope?
The direction of tension in a rope always runs both ways and parallel to the rope.
What is a bellpull?
A bellpull is a rope which hangs to a bell, or a handle which is attached to a rope which rings a bell.
What does a a pulley change?
In a simple case of lifting a weight using a pulley, there are two ways to do it and two different results. First, attach a pulley to the ceiling, and a rope to the weight which is on the floor. Run the rope through the pulley. Now we simply pull down on the rope and the weight is lifted up. In the second case, we attach one end of the rope to the ceiling, the pulley to the weight, and pass the unattached end of the rope through the pulley. Now we have to pull the rope up, and the weight is lifted. Now let's look at each job and what happens. In the first case, pull the rope tight without lifting and hold the rope at the top, next to the pulley. If you now pull the rope all the way down to the floor, the weight goes all the way up to the ceiling. Note also that the tension in the rope is equal to the weight being lifted and that there is only one tensioned rope pulling the weight upwards. Passing over the pulley changes the direction of the tension in the rope but doesn't change it's pulling power. Pulling that rope from ceiling to floor is exactly the same as lifting the weight from floor to ceiling. In the second case, tighten the rope before lifting and hold the rope where it exits the pulley on the weight. Now pull and your hand moves from there to the ceiling - about the same distance (but the other way) as you moved your hand in the other case. However, notice now that the weight is only half way to the ceiling. It is hanging on a loop of rope, one side going to the hook and the other going to your hand. This suggests that the weight is shared by these two parts of the rope and therefore the tension in each piece only needs to be half the weight. Your hand is holding half the weight. The ceiling hook is still holding the other half. To finish the job, you will have to keep pulling more rope - all the rope which is still there from hook to weight pulley and back to your hand. That's the floor to ceiling distance. In the second case, you pull twice as much rope to finish the job. And because it takes twice as long, it only needs half the force at any stage.
What will be the tension in a rope that is pulled from its ends by to opposite forces100 N each?
Assuming you meant two forces, the tension will be 200N.
What is a fixed pulley used for?
In a simple case of lifting a weight using a pulley, there are two ways to do it and two different results. First, attach a pulley to the ceiling, and a rope to the weight which is on the floor. Run the rope through the pulley. Now we simply pull down on the rope and the weight is lifted up. In the second case, we attach one end of the rope to the ceiling, the pulley to the weight, and pass the unattached end of the rope through the pulley. Now we have to pull the rope up, and the weight is lifted. Now let's look at each job and what happens. In the first case, pull the rope tight without lifting and hold the rope at the top, next to the pulley. If you now pull the rope all the way down to the floor, the weight goes all the way up to the ceiling. Note also that the tension in the rope is equal to the weight being lifted and that there is only one tensioned rope pulling the weight upwards. Passing over the pulley changes the direction of the tension in the rope but doesn't change it's pulling power. Pulling that rope from ceiling to floor is exactly the same as lifting the weight from floor to ceiling. In the second case, tighten the rope before lifting and hold the rope where it exits the pulley on the weight. Now pull and your hand moves from there to the ceiling - about the same distance (but the other way) as you moved your hand in the other case. However, notice now that the weight is only half way to the ceiling. It is hanging on a loop of rope, one side going to the hook and the other going to your hand. This suggests that the weight is shared by these two parts of the rope and therefore the tension in each piece only needs to be half the weight. Your hand is holding half the weight. The ceiling hook is still holding the other half. To finish the job, you will have to keep pulling more rope - all the rope which is still there from hook to weight pulley and back to your hand. That's the floor to ceiling distance. In the second case, you pull twice as much rope to finish the job. And because it takes twice as long, it only needs half the force at any stage.
