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heres a story so a woman made her man buy a 30 grand ring came in a week later asked the lady to take out the diamond and replace it with a fake one and took the real diamond the she broke up with the man she was with gave him the fake diamond and then left with a 30 grand diamond such a gold digger hoe
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What is the efficiency of a pulley system when its work out equals 100 joules and its work in equals 150 joules?
The efficiency of a pulley system can be calculated using the formula: Efficiency = (Work out / Work in) x 100%. Plugging in the given values, Efficiency = (100 / 150) x 100% = 66.67%. This means that 66.67% of the input work is effectively being used to do the output work, with the remaining 33.33% being lost as heat or other forms of energy.
What is the efficiency of the pulley system. A pulley system is used to lift a 2000 newton engine up a distance of 3 meters. The operator must apply a force of 250 newtons to the chain of the pulley s?
The efficiency of the pulley system is calculated as the ratio of output work to input work. In this case, the output work is the work done in lifting the engine (2000 N * 3 m), which is 6000 joules. The input work is the work done by the operator (250 N * 3 m), which is 750 joules. Therefore, the efficiency is 6000/750 = 8 or 800%.
What is the formula for the percent efficiency of a pulley?
The formula for the percent efficiency of a pulley is (output work/input work) x 100%. It compares the output work (work done by the pulley) to the input work (work done on the pulley) to determine how efficient the pulley system is in transferring energy.
A person does 50j of work to lift a crate using a pulley. the pulley's work output is 42j. What is the pully's mechanical efficiency?
The mechanical efficiency of the pulley is calculated as: (Work output / Work input) * 100%. In this case, it would be (42J / 50J) * 100% = 84%. The pulley is 84% efficient at converting input work into output work.
What is the efficiency of the pulley system in percent?
The efficiency of a pulley system is typically around 90-95%. This means that 90-95% of the input energy is transferred to the output energy, with the remaining 5-10% being lost to friction and other factors.
What is the efficiency of a pulley system when its work out equals 100 joules and its work in equals 150 joules?
The efficiency of a pulley system can be calculated using the formula: Efficiency = (Work out / Work in) x 100%. Plugging in the given values, Efficiency = (100 / 150) x 100% = 66.67%. This means that 66.67% of the input work is effectively being used to do the output work, with the remaining 33.33% being lost as heat or other forms of energy.
What is the efficiency of the pulley system. A pulley system is used to lift a 2000 newton engine up a distance of 3 meters. The operator must apply a force of 250 newtons to the chain of the pulley s?
The efficiency of the pulley system is calculated as the ratio of output work to input work. In this case, the output work is the work done in lifting the engine (2000 N * 3 m), which is 6000 joules. The input work is the work done by the operator (250 N * 3 m), which is 750 joules. Therefore, the efficiency is 6000/750 = 8 or 800%.
What is the formula for the percent efficiency of a pulley?
The formula for the percent efficiency of a pulley is (output work/input work) x 100%. It compares the output work (work done by the pulley) to the input work (work done on the pulley) to determine how efficient the pulley system is in transferring energy.
A person does 50j of work to lift a crate using a pulley. the pulley's work output is 42j. What is the pully's mechanical efficiency?
The mechanical efficiency of the pulley is calculated as: (Work output / Work input) * 100%. In this case, it would be (42J / 50J) * 100% = 84%. The pulley is 84% efficient at converting input work into output work.
What is the efficiency of the pulley system?
If the pulley is frictionless the angle does not matter, the tension in the rope will be the same on both sides of the pulley. If there is friction in the pulley however then you want to reduce the friction as much as possible. You do that by creating as large an angle between the two ropes as possible.
What is the efficiency of the pulley system in percent?
The efficiency of a pulley system is typically around 90-95%. This means that 90-95% of the input energy is transferred to the output energy, with the remaining 5-10% being lost to friction and other factors.
What is the efficiency of a pulley that requires a worker to do 250 j of work to lift an object that requires 170 j or work?
The efficiency of the pulley system is calculated by dividing the output work by the input work and multiplying by 100, so efficiency = (output work/input work) * 100. In this case, the output work is 170 J and the input work is 250 J, so the efficiency is (170/250) * 100 = 68%.
How do you find the mechanical efficiency of a pulley?
you have to do: work (output) divided by work (input) = F x d (output) divided by F x d (input)
What is a pulley in science?
It is a wheel that allows for the vector (direction) of a force to be changed. So if I was pulling down on a pulley, the pulley could turn that into me pulling something up.
What is the efficiency of a pulley with two vertical strands if it requires you to exert 440N of force to lift a 175lb box up 3m?
The efficiency of the pulley system can be calculated using the formula: Efficiency = (Work output / Work input) x 100% The work output can be calculated as the weight of the box (175 lb) times the vertical distance lifted (3 m) times the acceleration due to gravity (9.81 m/s^2). The work input can be calculated as the force exerted (440 N) times the vertical distance lifted (3 m). Plug these values into the formula to find the efficiency of the pulley system.
What is the efficiency of a pulley system that will raise a 2000 N load a vertical distance if 1m when 3000 J of effort are involved?
Efficiency is calculated by dividing the work output by the work input. In this case, the work output is the work done against gravity, which is 2000 N * 1m = 2000 J. Thus, the efficiency is 2000 J (work output) / 3000 J (work input) = 2/3 = 66.7%.
What is the relationship between the pulley torque and the efficiency of a mechanical system?
The relationship between pulley torque and the efficiency of a mechanical system is that higher pulley torque can lead to lower efficiency. This is because higher torque can result in more friction and energy loss in the system, reducing its overall efficiency.
