Gavran's latest activity
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GGavran replied to the thread Undergrad Trigonometry problem of interest.You are right. There is one more approach which is based on the figure from the post #39 and it is simpler than the one I have provided...
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GGavran replied to the thread Correct statement about siphon used to empty water tank.Yes it does and this holds in theory. There is not an idealized situation in theory when PB=0 and the syphon works...
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GGavran replied to the thread Undergrad When are Markov Matrices also Martingales?.The formula is correct.
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GGavran reacted to WWGD's post in the thread Undergrad When are Markov Matrices also Martingales? with
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Related question: Let M be an ## n \times n ## constant matrix, with constant value ##c## and let ##k ## a positive Integer. Is this... -
GGavran reacted to Charles Link's post in the thread Undergrad Trigonometry problem of interest with Like.
@kuruman Very good. :) Excellent derivation. Between you and @renormalize of post 32, we have a simpler expression for ## R=x ## than...
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GGavran reacted to Lnewqban's post in the thread Undergrad Trigonometry problem of interest with Like.
Using another point as center of the R = 11.0 largest blue circle:
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GGavran replied to the thread Undergrad Trigonometry problem of interest.One more approach based on https://en.wikipedia.org/wiki/Cyclic_quadrilateral and the cosine theorem. ## \angle...
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GGavran replied to the thread Correct statement about siphon used to empty water tank.https://en.wikipedia.org/wiki/Siphon#Maximum_height
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GGavran replied to the thread Correct statement about a reservoir with an outlet pipe.True. P2-P1=ρgh holds when v1=v2, and as you said in the original post, v1 can not be equal to v2, except in the case when v1=0 and v2=0.
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GGavran replied to the thread Correct statement about a reservoir with an outlet pipe.Bernoulli's equation P+ρgh+(1/2)ρv2=const is the logic for analyzing statements (ii) i (iii). The statement (ii)...
