Interview Questions #KVPY

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Hello everybody!

I've qualified KVPY Stage-1 and it's stage-2 i.e interview round is on 2nd Feb. I just needed some help from you guys regarding what type of questions may be asked from subjects- Physics , Chemistry and Mathematics.

Please share some interesting and brainy questions with/without answers below the subject heads in the comments section !

Example: What happens to the time period of a simple pendulum when a small hole is made at the bottom of the bob filled with water?

Answer: Center Of Gravity shift down due to the leak and thus the effective length increases. Thus, the time period first increases and then goes back to its initial value.

PS: Questions regarding deep understanding of topics are most welcome!

Thanks!

#KVPY #Discussion #PSQuest #Questions #Interview

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d\dx(x+x+x+.....x times)=d\dx(x^2)=2x d\dx(x)+d\dx(x)+......=1+1+1+......x times =x ???????????

rohan bansal - 5 years, 8 months ago

Answer please.