Posts by Elaine
Total # Posts: 214
Van der Waals forces
A proton is confined to a nucleus whose diameter is 5.5*10^-15m. If this distance is considered to be the uncertainty in the position of the proton, what is the minimum uncertainty in its momentum? I don't really get the uncertainty concept, and how can I do this question?...
The average kinetic energy of an atom in a monatomic ideal gas is given by KE=3/2kT, where k=1.38*10^-23J/K and T is the Kelvin temperature of the gas. Determine the de Broglie wavelength of a helium atom (mass=6.65*10^-27kg) that has the average kinetic energy at room ...
how many feet are in each line of i wandered lonely as a cloud?
DR BOB- Can you help me with these questions? 1. 4/3 2. 22/22 = 3. 8/3 = ?/30 4. 8/9 4/9 = 5. 4/9 + 1/5 = 6. (5/8)(1/4) = I neeed to know how to work them
Can you unscramble these letters haefrt
Can someone help. Solve by completing the square. x^2=5x+2 x^2 -5x -2 = 0 x^2 - 5x + (5/2)^2 -2 = (5/2)^2 (x- 5/2)^2 = 2 + 25/4 = 33/4 x - 5/2 = sqrt (33/4)
Early Childhood Ed.
I have a question but think I know the right answer. Just need someone to verify. Which is not an example of the typical toddler behavior? 1.toddlers are fairly capble of self-feeding 2.toddlers don't like food mixtures 3.toddlers show decided food preferences 4.toddlers ...
What are some examples of situations encountered by Projects within your Company that would greatly benefit from contingency planning? Many, many high value ship overhaul projects where repair parts are in the critical path schedule. Often, it is cheaper to have two parallel ...
. What tools and techniques are or could be utilized within your Company to identify project risks? What have been or would be the advantages? Risk is most often identified in delivery dates of material (and engineering services). A weekly review of all outstanding material: ...
What kind of project-scheduling tools are typically used in your Company to establish time phasing of project tasks? Are the tools effective? What kind of Project Management/Scheduling Tools would you recommend? Why? PERT, Critical path analysis are effective. lOB is not ...
What kind of project-scheduling tools are typically used in your Company to establish time phasing of project tasks? Are the tools effective? What kind of Project Management/Scheduling Tools would you recommend? Why? duplicate. PERT has the advantage that the events in pert ...
Discuss examples of projects that have failed due to the lack of sponsorship or succeeded in spite of lacking sponsorship. The B70 project in 1961 failed due to lack of sponsorship. the largest dam in afeica was completed by hand when the funding stopped. Iwant to asy the ...
What sort of organization structure and culture enhances the prospect of a successful project outcome? Here are some lessons learned on Project Management: 1) Technical direction cannot be separate from cost and schedule decisions. The PM must be able to trade off technical, ...