Blackpill STEMCels, is this hard?

[mistersinister]

https://exam.lib.ntu.edu.tw/sites/default/files/exam/graduate/108/108_graduate_60.pdf

 

[mNFwTJ3wz9]

Q1. center of mass remains same
Q2. conservation of energy
Q3. Doppler

Seems moderate difficulty tbh.

Nothing too unsolvable.

 

[mistersinister]

Q1. center of mass remains same
Q2. conservation of energy
Q3. Doppler

Seems moderate difficulty tbh.

Nothing too unsolvable.

can we talk?

 

[mNFwTJ3wz9]

can we talk?

sure, dm.

 

[Caesercel]

For a university exam? I would say moderate. None of them are particularly brain wrkecking.As @mNFwTJ3wz9 said nothing unsolvable at all.