Recent content by cheekujodhpur
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Undergrad Probability that an event that can only occur once will occur?
"If you increase the 82, sure, but if you take 82 as fixed and ask, for your current age, what is the probability that you will die violently then it decreases with age (as you'd expect)." Yes, that's exactly what I meant. I got 0.32%, so that's the same. I just took 60 instead of 70, my...- cheekujodhpur
- Post #4
- Forum: Set Theory, Logic, Probability, Statistics
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Graduate Pair-instability supernova calculation
Yes, it is correct. I assure you, but the concept is not the apparent magnitude depends upon the distance also. You also need to compare the distance of the ancestor star from you with the distance of supernova from you. Something like this... Let the distance from you to ancestor star be d, and...- cheekujodhpur
- Post #2
- Forum: Astronomy and Astrophysics
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Undergrad Probability that an event that can only occur once will occur?
Alright, here is the solution. Take 60 points to consider. It is a summation. Event No.1-Probability of being murdered in first year(starting from 12). is (c = 1/18690). Event No.2-probability of being not murdered in 1st year AND being murdered in 2nd year = (1-c)*c. Event No.3-Probability of...- cheekujodhpur
- Post #2
- Forum: Set Theory, Logic, Probability, Statistics
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Comparing Mechanical Energies of two falling masses
Hey, people! I am still doubtful to the answer of the first question. The Block#1 after falling through the same distance must have a velocity of the same magnitude, whatever may be the direction of acceleration. This is validated by the fact that gain in kinetic energy must be equal to the loss...- cheekujodhpur
- Post #5
- Forum: Introductory Physics Homework Help
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Undergrad Infinte distance with finite energy?
I agree with Russ Watters, but also would like to light up some extra points. The situation of traveling forever is possible if the total energy of the body is positive. You can't just express E = 1/2 mv^2. That would be the case if you are thinking that the body is alone in the space but in...- cheekujodhpur
- Post #8
- Forum: Mechanics