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Drizzy
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Homework Statement
https://goo.gl/wifHB3
{Image from: Electricity - Basic Navy Training Courses; NAVPERS 10622}
http://imgur.com/a/Pm2Rl
Here are two images, the one with colours is from my textbook. I don't understand why u is 0 when the thing inside is parallel with the ground and why is u at its max when the thing inside is vertical? I tried to google it and the first picture says differently
Homework Equations
The Attempt at a Solution
This is how I am thinking: When we go from point A to point B, the area gets smaller and that means φ gets smaller which should mean that u gets smaller not bigger. according to; u=-N dφ/dt
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