A Van de Graaff generator produces sparks when the field strength at its surface is 4.0
Question:
A Van de Graaff generator produces sparks when the field strength at its surface is 4.0 × 104 V cm−1. If the diameter of the sphere is 40 cm, what is the charge on it?
You will need the following data to answer the following questions. (You may take the charge of each sphere to be situated at its centre.) ε0 = 8.85 × 10−12 F m−1
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We can calculate the charge on the sphere by using the equation E Q4piepsilon0r2 where E is the ...View the full answer
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Related Book For 
Cambridge International AS And A Level Physics Coursebook
ISBN: 9781108859035
3rd Edition
Authors: David Sang, Graham Jones, Gurinder Chadha, Richard Woodside
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