The question is too easy?
Not difficult at all?
How about a harder one?
Damn it!
Is this human language?
Although the lethality is not great, it is extremely insulting.
Every one of the students around felt their faces burning and ashamed.
After all...
They can't do any of them!
They are all students.
The gap is really huge.
Academic masters like Su Yu, Zhang Hao, and Tang Tiantian wanted to dig a hole in the ground and crawl into it immediately.
They used to be suspicious and jealous of Jiangnan.
Now they finally understand.
Others don't take them seriously at all.
Compared with them.
Am I still an academic master?
I am just a scumbag.
Even top students like Qin Yumo are willing to admit defeat to Jiangnan and are completely convinced.
Fatty Wang, who was standing next to him, looked at Jiangnan with resentment, and silently complained in his heart, "We agreed to survive together, but I really survived, but you didn't?"
On the other side.
Xie Hongwei, the physics teacher on the podium, was also deeply stimulated by Jiangnan's words.
Without saying anything.
He wiped the questions on the blackboard.
He started writing quickly again.
After a long while.
Only then did a fresh question come out.
"An artificial satellite with a mass of m is moving in a circular motion at an altitude of 800 km. At a certain point, it collides head-on with a space debris with a mass of mi=m/9."
"The collision time is extremely short. Afterwards, the two objects combine to form an object and move in an elliptical motion. The semi-major axis of the elliptical orbit is 7500 km. Its orbit and the satellite orbit are in the same plane."
"It is known that when an object m moves in an elliptical motion around the sky, its total energy is the sum of its kinetic energy and its gravitational potential energy."
"G is the gravitational constant."
"M is the mass of the sky."
"a is the semi-major axis of the elliptical orbit..."
"..."
"(1) Try to quantitatively prove whether the object formed by the collision will fall into the sky?"
"(2) If this event occurs over the North Pole (in the direction of the line connecting the center of the earth and the North Pole), what is the latitude of the point where the object formed by the collision collides with the sky?"
"..."
Different from the previous multiple-choice questions.
This time...
Xie Hongwei asked a very complicated question.
No!
The word "very complicated" is not accurate.
It should be said that it is extremely complicated like hell.
As soon as this question came out.
"Fuck, the teacher is invincible!"
"Half of the blackboard is so densely packed, my eyes are dizzy!"
"Satellite? Space debris? This can also be put together, how did the teacher come up with this?"
"I get dizzy when I see kinetic energy and potential energy. I don't know them, and they probably don't know me either."
"I bet no one in the class can do it."
"Even Qin Feng, the super academic master who has been ranked first in the school for many years, will fail when facing this question."
"Difficult, difficult, difficult!"
"How can it be difficult?"
"..."
Instantly, there was a cry of surprise in the class.
Almost no one could understand it, let alone have any ideas, including Qin Yumo, Bai Yingying, Su Yu, Zhang Hao and others.
In response to this.
Physics teacher Xie Hongwei just smiled slightly.
Ha!
Some people actually think that his questions are not difficult enough?
Are you too arrogant?
Or am I unable to hold the knife?
What a joke.
If he doesn't show off his skills today and make some people beg for mercy, others will really think that he doesn't have three eyes.
Just the question above.
Not to mention these ordinary students, even he himself can't do it in a short time if he doesn't look at the lesson plan.
He doesn't believe...
Jiangnan can still do it this time.
A trace of pride flashed in his eyes, and he said to Jiangnan under the stage: "Here is the chalk, come up and solve it. As long as you can solve it before the end of get out of class, you are really good."
Ha!
Solve it before the end of get out of class?
Dream on!
It's not certain whether you dare to come up.
This is the inner thought of the physics teacher at the moment.
But...
As he finished speaking.
Jiangnan shook his head, "Such a simple question, there is no need to solve it until the end of get out of class, half a minute is enough."
That's it!
He walked up to the podium.
Took the chalk.
“Squeak, squeak” and started writing quickly.
“Solution 1…”
“Question 1…”
“According to the law of universal gravitation and Newton’s law…”
“Total energy mivi-mw2=(mi+nm)v…”
“…”
“Because rmin=3347kmvR(10).”
“So the combination will eventually hit the sky.”
“…”
“Question 2…”
“cosB=-0、7807(18).”
“0=141, 32 degrees (19). "
"This is at 51, 32 degrees north latitude."
"..."
"Solution 2..."
"..."
Half a minute?
No...
What a bullshit half a minute.
It would probably be only twenty seconds.
Jiangnan wrote down the answer and used not one solution but two.
That movement...
It was done in one go, fluent and smooth, like flowing water, dazzling everyone.
"Fuck...fuck...fuck..."
Finally, in front of all the students, the physics teacher Xie Hongwei couldn't help but swear.
Nick!
He was so shocked by the scene that he didn't know what words to use to describe his inner thoughts at the moment.
He could only swear non-stop.
Even he was like this.
The students below were even more shocked. Added.
Everyone's expression was quite interesting.
Just because...
They couldn't even understand the answer!
This is simply tadpole writing!
A heavenly book!
Monster, quickly put away your magical power!
On the other side.
Jiangnan ignored the shock of the crowd.
After writing the last word, he threw the chalk head casually, but it fell into the chalk box accurately.
That action...
It was very cool.
Then he clapped his hands.
He walked down the podium and returned to his seat.
After a while...
He saw that no one reacted.
Including the physics teacher, he was stunned on the stage.
Jiangnan had to remind him: "Teacher, I have finished the question, can you see if the process and answer are correct? ”
“Ah…Okay…I…take a look…”
Hearing this, Xie Hongwei finally came to his senses, and immediately took out the lesson plan and compared it with the blackboard.
It would have been fine if he hadn’t compared it.
Once he had compared it.
The hairs on his body were about to stand on end.
He was completely stunned.
Just because…
The answer is 100% correct, not to mention.
Jiangnan’s solution.
It’s even more refined and concise than the one in the lesson plan.
Especially the second solution.
It’s not in the lesson plan either!
Could it be a new solution that Jiangnan came up with himself?
It’s absolutely amazing.
Awesome!
“Good! Good! Good! "
This is what Xie Hongwei shouted while slapping his thigh.
At this moment, he was so excited that he was like a fool.
He never underestimated Jiangnan again.
On the contrary.
When he looked at Jiangnan again, there was a raging fire in his eyes, as if he had seen a rare treasure.
If he was not in class, he would have wanted to drag Jiangnan to find his class teacher and the head of the physics group.
Jiangnan didn't care about this at all, and just asked calmly, "Teacher, do you want to give more questions?"
Give questions?
Give a shitty question.
This is already Xie Hongwei's trump card.
But it didn't stump Jiangnan at all.
What's the point of giving more questions?
So...
Xie Hongwei waved his hand directly: "No more."
"Then it's okay if I don't hand in my homework?"
"It's okay, I don't have to hand it in anymore."
"What if I sleep in class?"
"You can sleep as much as you want..."
"..."
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