Physics, 24.05.2021 22:10 Yeetadab3376
A child pulls a wagon 25 meters by pulling on a handle that makes a 27 degree angle with the horizontal with 140N of force. How much work does the child do?
Answers: 3
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One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form
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Physics, 22.06.2019 10:50
If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.
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Physics, 23.06.2019 00:00
A15,000 kg rocket traveling at +230 m/s turns on its engines. over a 6.0 s period it burns 1,000 kg of fuel. an observer on the ground measures the velocity of the expelled gases to be â1,200 m/s.
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Physics, 23.06.2019 00:10
An electromagnetic wave with frequency 65.0 hz travels in aninsulating magnetic material that has dielectric constant 3.64 andrelative permeability 5.18 at this frequency. the electric fieldhas amplitude 7.20 \times 10^{ - 3} {\rm v}/{\rm m}. a. what is the speed of propagation of the wave? b.what is the wavelength of the wave? c.what is the amplitude of the magnetic field? d.what is the intensity of the wave?
Answers: 3
A child pulls a wagon 25 meters by pulling on a handle that makes a 27 degree angle with the horizon...
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