hardwick744
04.11.2021 •
Physics
Mr. Hernandez is a gym teacher who is teaching his students about biomechanics. How can he apply these principles when teaching his students how to properly train and exercise? Give an example using the concept of leverage.
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Ответ:
e). The ratio is not given
Explanation:
Capacitance of a capacitor
The expression for the capacitance of a capacitor with di electric material is given as
C=KεA/d
where
ε=permittivity of di electric
C= capacitance in farads
A= Area of plate
d= separating distance
K= dielectric constant
let the distance in capacitor B be 1mm
therefore the distance in A is 0.5mm
For the first (A) capacitor
C1=8εA/0.5
C1=16εA
For the Second (B) capacitor
C2=8εA/1
C2=8εA
the ratio of the capacitance of A to B
=C1/C2
=16εA/8εA
=2/1
=2