Electron moving when it reaches the surface of the sphere
An electron starts from rest 5.00 cm from the center of a uniformly charged sphere of radius 3.00 cm. If the sphere carries a total charge of 1.00 x 10-9 C, how fast will the electron be moving when it reaches the surface of the sphere?
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Comment on the statement "The two coefficients for the line of best fit have the same sign." as sometimes true, always true, or never true. Explain your response if your answer is "sometimes true" or "never true".
You need to prepare medium for your culture cells. Your salt solution is 10X concentration (commonly used laboratory stock solution), dilute to 1X for use. You also need to add fetal bovineserum for a final concentration of 10%
Determine how far the plate moves downwards when the block momentarily stops after striking it. Neglect the mass of the plate.
Suppose that the proportion of voters who will vote for Mr. Smith is p=0.4. Let p-hat be the sample proportion of voters for Mr. Smith in a random sample of size 127. Find the following probabilities. Do not use the normal approximation.
An electron starts from rest 5.00 cm from the center of a uniformly charged sphere of radius 3.00 cm. If the sphere carries a total charge of 1.00 10-9 C, how fast will the electron be moving when it reaches the surface of the sphere?
The molecular weight of methotrexate, a pharmaceutical drug, is454.45. It is supplied in 1 mg per vial. You want to treat your culture cells with a final concentration of 1 nanoM methotrexateand will need 20 ml of cells for your experiment.
The specific internal energy after expansion is 230 kJ/kg. Calculate the heat rejected to the cylinder cooling water per kg of gases during the expansion stroke.
Starting from rest, a 12.54-cm-diameter compact disk takes 5 s to reach its operating angular velocity of 1796 rpm. Assume that the angular acceleration is constant. The disk's moment of inertia is 1.00×10-5 kg·m2. How much torque is a
Calculate: a. The velocity of the fluid at exit b. The rate of flow of fluid when the inlet area is 0.1 m2 and the specific volume at inlet is 0.19 m3/kg.
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