How can an atom be ionized by an electric field
How can an atom be ionized by an electric field? How strong does this E-field have to be? Hint: Assume that the binding energy is equivalent to the electrical potential energy of the atom.
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By looking at your plot, write down the mathematical equation that describes the E-field for this point charge in this situation. Hint: derive it by only looking at the shape of the field.
A hot wire anemometer is a device to measure the velocity of a flow of air. It consists of a thin, cylindrical wire in cross flow. The wire with electrical resistance R=1 Ohm is held at a constant, uniform temperature, Ts, of 30 °C via a contr
In a autocollimation experiment, a thin convex lens is placed 25 cm from a pinhole that acts as a point source of light. A plane mirror placed 20 cm behind the lens reflects the light back through the lens, and the reflected light forms a sharp sp
The upper surface of a 50-cm-thick solid plate (k=237 W/mK) is being cooled by water with temperature of 20 degrees Celsius. The upper and lower surfaces of the solid plate maintained at constant temperatures of 60 and 120 degrees Celsius, respect
A 1000w iron is left on the ironing board with its base exposed to air at 20degrees C. if the surface temperature is 400 degrees C , determine the rate of entropy generation during this process in steady operation .
A 2.00kg projectile is launched from the earth's surface with an initial velocity of 38m/s at an angle of 45 degrees with respect to the horizon. The projectile lands on the ground some distance away. a) what is the work done by gravity on the pro
A rigid, well-insulated tank contains a two-phrase mixture of ammonia with .0025ft^3 of saturated liquid and 1.5 ft^3 of saturated vapor, initially at 40lbf/in^2. A paddle wheel stirs the mixture until only saturated vapor at higher pressure remai
A power plant with a thermal efficiency of 40% is located on a river similar to Fig P7.67. With a total river mass flow rate of 1*10^5 kg/s at 15 deg C find the maximum power production allowed if the river water should not be heated more than 1
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