Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Easy Electical potential problem i cant do please help

  1. Aug 27, 2006 #1
    hey all heres my problem

    two spherical drops of mercury have a charge of 1.0nC and a potential of 300V at the surface. the two drops merge to form a single drop. what is the potential at the surface of the new drop?

    thx anyone for there help
     
  2. jcsd
  3. Aug 27, 2006 #2

    Andrew Mason

    User Avatar
    Science Advisor
    Homework Helper

    The problem is not clear. Please give us the actual wording of the problem. Do they have 1.0 nC each? I am not sure what you mean by "a potential of 300V at the surface".

    AM
     
  4. Aug 27, 2006 #3
    Think about capacitance.
     
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook