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Question: Calculate the speed of an electron after it accelerates from rest through a potential difference of 370V?
I know the correct answer but explain how to get this answer!
A uniform electric field exists in the region between two oppositely charged plane parallel plates. Find the magnitude of this electric field
200 ml of coffee ( density = 1000kg/m^3 , specific heat 4186j/kg C ) is insulated in a mug at a temp of 85C. If 25ml of cream ( density of 1500 kg/ m^3 , specific heat 4500j / kg C at 10 C is added what will be the new temperature of the system?
An electron with mass 9.11×10-31 kg moves with a speed of 2.10×106 m/s in a circle of 2.94 cm radius under the influence of a magnetic field. What is the radius of the proton's orbit
A hopper drops gravel at a rate of 75kg/s onto a belt that moves by constant velocity v=2.2m/s. What is the additional force (over and above internal friction) required to keep the conveyor belt moving as gravel falls onto it?
To recharge an 18.0 V battery, a battery charger should move 4.39×105 C of charge from the negative terminal to the positive terminal. How much work is done with the battery charger?
calculate the net percent value of these costs and benefits of an information system. Also calculate the overall return on investment of the project and then percent a break even analysis.
The mass of Venus is 80% that of Earth while its radius is 95% that of Earth. What is the value of the acceleration due to gravity on Venus
She moves her family to New York and begins work. Three months later, she is fired for no stated cause. Could she successfully sue for reinstatement or pay?
Light of wavelength 500 nanometer is incident on a thin sheet of plastic film (n= 1.50) in air. Determine the thinnest the sheet can be so that the reflected light from the surfaces undergoes constructive interference
Calculate the centripetal force on the motorcycle.
Two wires, one of gold and the other of tungsten, are heated from 18 degrees C to the same final temperature. what is the percentage increase in the resistance of the tungsten wire
An astronaut is being tested in a centrifuge. The centrifuge has a radius of 12.0 m and, in starting, rotates according to ? = 0.31t2, what is the astronaut's radial acceleration
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