-V +V -V:
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![-V:
+V
-V:
The potential on the above sphere is +V for -45 <0 < 45° and -V everywhere else.
Find the potential for small r (hint: Legendre polynomials may be useful)
2. Find the potential for large r
1.
These may be useful:
3x2 – 1
Po(x) = 1; P(x) = x; P2(x)
21 +1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4bdbc740-3d9c-4a62-94d3-1716be549f24%2Febad8e78-8c23-46bc-898f-0cc0b98c0c12%2F5d9re3_processed.png&w=3840&q=75)
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- How much kinetic energy will an electron gain (in Joules and eV) if it accelerates through a potential difference of 12,500 V?An electron gains 7.4x10-12 J of energy when passing between two points. What was the voltage between these two points?What voltage is needed ot accelerate a proton from rest to 0.001 c (c is the speed of light)?