| Line 1: | Line 1: | ||
'''Energy and Power''' | '''Energy and Power''' | ||
| − | x(t)= <math>x(t)= | + | x(t)= <math>x(t)=x^2\!</math> |
Energy calculation | Energy calculation | ||
Revision as of 18:03, 5 September 2008
Energy and Power
x(t)= $ x(t)=x^2\! $
Energy calculation
E= $ \int_{1}^{3}\ |x ^2|^2\, dx , \,\! $
E= $ \int_{1}^{3}\ x ^4\, dx , \,\! $ E= $ \frac{1}{5}\! $ *$ ((3^5)\! $ - $ (1^5))\! $ E= $ \frac{1}{5}\! $*$ (243-1)\! $ E= $ 48.4\! $
