Haleym817 Haleym817
  • 25-03-2015
  • Physics
Answered

A strong lightning bolt transfers about 24C to Earth. How many electrons are transferred? The elementary charge is 1.60218x10^-19 C

Answer :

johnson4
johnson4 johnson4
  • 26-03-2015
here T is the tension and μ the mass per unit length of the string. 
Therefore, to double the wave speed on the string, the tension has to increase by a factor of 4. 

In your notation: F2/F1 = 4
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