Emit electrons with a maximum speed
What wavelength light would have to fall on sodium (with a work function of 2.46 eV) if it is to emit electrons with a maximum speed of 1.60 multiplied by 106 m/s?
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What factors influence the pricing decisions for a product such as Glitzz? Analyse these factors and comment on the range of prices that can be set for Glitzz.
Air in a cylinder is compressed to one-ninth its original volume with no change in temperature. If a valve is opened to let out enough air to bring the pressure back down to its original value, what percentage of the molecules escape?
Details: When someone says project management tool, the first thing that comes to mind is Microsoft Project. Microsoft Project is just one of the many tools available to and required by project managers.
Q) You have been hired as a consultant for a statewide health care system.
A drive that you are investigating contains several password-protected files and other files with headers that do not match the extension. What procedures would you need to follow to retrieve the evidence
(a) How far below the release point is the center of mass of the two stones at t = 390 ms? (Neither stone has yet reached the ground.) (b) How fast is the center of mass of the two-stone system moving at that time?
(a) How much work does she do in changing her gravitational potential energy? (b) What is her efficiency (expressed as a fraction between 0 and 1) in doing the work in part (a)?
C the edge connectivity of a tree is 1, and the edge connectivity of a cyclic chain of vertices is 2.
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