Jire
 Name:
 Valtteri Jutila
 School:
 Ressun lukio IB World School 1419
 About:
 http://9gag.com/gag/108741/
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 Questions Asked
 13
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 5
 Medals Received
 2

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 4
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 Questions Asked
 31
 Questions Answered
 31
 Medals Received
 21

 Questions Asked
 7
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 13
 Questions Answered
 5
 Medals Received
 2

 Questions Asked
 4
 Questions Answered
 1
 Medals Received
 1

 Questions Asked
 31
 Questions Answered
 31
 Medals Received
 21

0 
Questions Asked

Jire:
Group Title
I really need help with this one. Finding solubility of Ca(OH)2 by titrating with 0.1 mol HCl. Ca(OH)2 mass is unknown. Initial pH in soluti…
 updated one year ago
 No Medals Yet
Mathematics

Jire:
Group Title
Why doesn't magnetic field strength decrease as a function of x in B = 1/x^2? For that matter, it does not decrease as a function of 1/x^n i…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Jire:
Group Title
This is for the single most important physics paper I have made when studying high school physics. Imagine two let's say cylindrical magnets…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

Jire:
Group Title
What are the relative magnetic "strengths" of the following neodymium magnet: 5mm height, 20mm diameter? I need to have some "absolute", the…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

Jire:
Group Title
Explain this complex concept with formulas, physics pros; magnetic dipole moments. It's for an important research. The formulas are on this …
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

Jire:
Group Title
Here's one that should swift and easy for someone with a sense of geometry. The matter is very urgent, if I may say. Imagine two squares on …
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

Jire:
Group Title
I am going to do a paper on how two magnets repel each other. I was thinking of having such an experiment where a pair of bar magnets are in…
 updated one year ago
 5 replies
 1 Medal
Mathematics

Jire:
Group Title
Help with my mathematical exploration task: What should I start to look at? My idea is that a cube is approaching a sphere with a certain ve…
 updated one year ago
 No Medals Yet
Mathematics

Jire:
Group Title
Heeelp! = D + 1 = tan x + sec x  find the possible angles x between pi and pi
 updated one year ago
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Mathematics

Jire:
Group Title
quick question! im being dementic about solving trigonometric identities. sin(x) = 1, solve for x when pi (<=) x (<=) pi
 updated one year ago
 No Medals Yet
Mathematics

Jire:
Group Title
range of x is 180 to 180 degrees. solve for x in sin x * cos x = 1/2
 updated one year ago
 2 replies
 1 Medal
Mathematics

Jire:
Group Title
(x^2 + x) / (x  1) Discuss the behaviour as x > 1 (x approaches but never reaches 1) Btw "discuss" here just means that you give the limit…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Jire:
Group Title
Help with limits (See picture)
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

Jire:
Group Title
URGGGEEEENT! A set of 10 lamps burn throughout the year. A single lamp has an 80% (0.8) chance of failing during the year. What is the proba…
 updated 2 years ago
 14 replies
 1 Medal
Mathematics

Jire:
Group Title
This is uuurgeeent. The diameters produced by a machine are normally distributed with a mean of 10cm and a standard deviation of 0.1cm. Find…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

Jire:
Group Title
The probability to win a prize is 0.25 with one go. The game is played for 10 times. X denotes the number of prices won. Find E(X)
 updated 2 years ago
 18 replies
 1 Medal
Mathematics

Jire:
Group Title
Quick help  stuck with a probability question! A 6sided die is rolled twice. The outcome each time is either 6 or not 6
…
 updated 2 years ago
 10 replies
 1 Medal
Mathematics

Jire:
Group Title
if p = sin40 then why is sin140 = p too? isnt it supposed to be a 90 degree difference or something?
 updated 2 years ago
 8 replies
 3 Medals
Mathematics

Jire:
Group Title
Superuper urgent basic "differentiate with respect to x" problem: sqrt of [3  4x]
Since my booklet says formula is x^n = n*x^(n1)
…
 updated 2 years ago
 47 replies
 1 Medal
Mathematics

Jire:
Group Title
Find the period and amplitude of the following functions! *PICTURE INCLUDED*
 updated 2 years ago
 11 replies
 1 Medal
Mathematics

Jire:
Group Title
PLEASE HELP QUICK. Show that sin(90θ) = cosθ (where a right angle triangle has sides b and a and hypotenuse c, where b is longer than a) <…
 updated 2 years ago
 27 replies
 1 Medal
Mathematics

Jire:
Group Title
*SUPER URGENT* Please explain how the concept of torque applies to a circuit  in a situation where the flow of electrons in a circuit goes …
 updated 2 years ago
 36 replies
 1 Medal
Mathematics

Jire:
Group Title
Is electromagnetic torque also something found inside every circuit through which current is traveling? Because when i searched for electrom…
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

Jire:
Group Title
EXTREME HURRY!! State the ionization constant expression Ka for lactic acid. Given: pKa = 3.85 and Ka = 1.4*10^4 mol dm^3
What is pKa…
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

Jire:
Group Title
Someone PLEASE explain to me the difference between unbiased and biased estimates in statistics!
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

Jire:
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*URGENT* My textbook has some exercises which asks me to construct a frequency table and tells me which class intervals to use (for example …
 updated 2 years ago
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Mathematics

Jire:
Group Title
if i have like 48 numbers F. ex. 31.2 and the lowest is 20.4 and the highest 34.3 and I'm to make a frequency table of this, what intervals …
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

Jire:
Group Title
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 updated 2 years ago
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Mathematics

Jire:
Group Title
*SIMPLE STATISTICS QUESTION* You're presented with a 8x6 table of numbers, for example: 1.70, 2.02, 1.59. "Construct a frequency table using…
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

Jire:
Group Title
EXTREMELY URGENT *Simplifications are accepted if no other way is found* I need to DETERMINE the FORCE exerted by an ELECTROMAGNET to an I…
 updated 2 years ago
 12 replies
 No Medals Yet
Mathematics
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