- #1

- 1

- 0

## Homework Statement

Consider a spherical shell with radius R and surface charge density σ = σ0 cosθ

(a) What is the total charge carried by the shell?

(b) Please evaluate the charge carried by the upper hemisphere, in terms of σ0.

## Homework Equations

Q=∫σ0 cosθ da

## The Attempt at a Solution

For a), is zero correct?

For b), I don't know how to do the integation.