Chapter 63

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The gentle spring, sweet love, and intense competition training do not conflict.

Lin Ping is teaching them three times a week, each for two hours.

The progress of his lectures is very fast, and the content is very jumpy, not according to the teaching materials at all.

Tonight was another evening of lectures, and several classmates from the material competition class were lying on the table waiting for him.

I really don't want to take this old dog's class. Anyway, I don't have to learn it again after class.

But what should come has to come.

Lin Ping walked in from outside the teachers face-free, without looking up at them, and turned to the lecture page: "Today I will talk about Coriolis force."

All the students below: "???"

What? So that part of the angular momentum theorem is over?

Angular momentum theorem and rotation theorem is a very difficult piece in the mechanics competition, he actually finished it in one and a half months. The practice questions were also piled down casually, and he didn't change the homework for them, and let them finish the correct answers by themselves.

Everyone did not learn well, and they did a lot of stumbling when doing exercises.

This is so confused, just started talking about Coriolis? It's too jumping...

Lin Pingzheng briefly introduced a few sentences and copied the formula on the blackboard with a chalk.

When everyone was studying rigid body mechanics, they barely accepted a lot of cross-products, differentiation, and superficial integration operations. At this moment, looking at the formula derivation on the blackboard, everyone was confused.

Even Zhang Lisa felt a headache and looked dizzy.

For high school students, it is basically the same knowledge points as the heavenly book. He actually took 15 minutes to finish it from beginning to end.

And the idea is very jumpy.

Lin Ping was drawing the derivation diagram of Coriolis force and finished writing the formula lightly, giving them five minutes to comprehend.

Although Cao Zhixue could not understand, he planned to write it down first.

"V=dr/dt=v'+wXr'+vr......"

"Then a=dv/dt..."

As a result, the formula was erased halfway through.

Let people not learn?

"Fuck."

He put the pen aside, did not hold back, and cursed softly.

Unexpectedly, Lin Pingzheng heard this sentence. He glanced at him contemptuously, wiped the last vector symbol on the blackboard, and pushed his glasses.

"Why, my mind is slow, and my hands are not long? Cao Zhixue, Zhang Lisa, come up and re-derive the formula I just wrote."

This is the end of the story, and someone needs to repeat it? how is this possible......

After learning, Cao Zhi looked at Lin Ping angrily with his neck for a few seconds, but in the end he didn't say anything, pushed aside his chair, stood up, and went to the podium.

Zhang Lisa also put down the pen and shook his head helplessly.

She hadn't figured out the Coriolis force when she was studying mechanics in college, and in fact, the content would not be deduced by students during the competition exam.

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