Answer:
The balloon prohibits the flow of air through the air capacitor.
Explanation:
Just like an electric capacitor has an insulator between the plates, the air capacitor has a balloon between the chambers.
Answer:
C) Check that the numerical answer is reasonable and the units are what you expected.
Explanation:
Answer:
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Explanation:
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Answer:
The breaking in <em>molecular</em> bonds in food releases energy for your body to use.
Given :
The ball of a ballpoint pen is 0.5 mm in diameter and has an ASTM grain size of 12.
To Find :
How many grains are there in the ball?
Solution :
Volume of ball of the ballpoint is :

Now, grain size of 12 has about 520000 grains/mm³.
Therefore, number of grains are :
