Homework Statement
An A string (s1) from one musical instrument (i1), is replaced by an A string (s2) from a different instrument (i2) (both in the same family) what would be the tension ratio of string 2 after it has been replaced onto instrument 1?
string 1
Length of string= 0.37 m...
Homework Statement
What is the orientation of the loop relative to the magnetic field when the current has its maximum, and its minimum magnitude.
Homework Equations
Ohm's law & Faraday's lawThe Attempt at a Solution
The loop of wire is perpendicular to the magnetic field which gives it it's...
Homework Statement
Calculate Speed (v sub mp) and rotation speed (\omega
Homework Equations
(v sub mp) =Sq rt (2kT/m)
<V>= 2/ (sqr rt pi )(V sub mp)
Vrms = sq rt (3/2) X V sub mp
How do I relatate these to rotational speed?
The Attempt at a Solution
Yo mamma
The numbers came...
Thanks, it seems so obvious now! Having a really bad brain fog day & you've both saved my bacon! I have the rest I think,
Thank you again with extra karma your way
(Cognitive dysfunctional) Claire
Homework Statement
Needs to be in TODAY (yeah I know I am cutting it close!)
Derive an expression for the moment of inertia of the masses at the ends of the arms in terms of l, θ and m
Is the example question asking for the derivative or is it asking to use the terms above in an equation...
Homework Statement
I need to find the time constant, tau,
Homework Equations
WILL EDIT THIS TOMORROW Bleeping FMS giving me major brainache *saddest face ever*
A(t) = A_0 times e^-t/tauThe Attempt at a Solution
I have had numerous attempts and I just fried my (fibromyalgic) brain out with...
Homework Statement
I am wanting to learn how to rearrange equations for simple harmonic motion equations (I am new to LaTeX so gimme a break!) mostly to find time (t) as the subject, but I am not very good at rearranging equations with sin/cos etc and want to get better at it, partly homework...
Loseyourname (great Plathiness btw I love her) http://www.nhs.uk/Conditions/Raynauds-phenomenon/Pages/Treatment.aspx I don't use any treatments or meds myself as I have a number of other conditions& can manage it with self-help :-)
Lisab, I have a pair of knitted fingerless gloves that have a...
I think I have it, x(t)=A sin(ωt+ϕ) is the way forward, Thanks for clarifying that for me Vela *high five*
I read this, then took a shower & wrote down the algebra etc on the steamed up shower, I recommend this as the new "going for a walk"!
Clairepie
(If I came across a little daft, I can...
What's a gal to do?! I can't concentrate on my study, for whatever reason, I'm dying for coffee I can't have & have to type with my gloves on! (Raynaud's is annoying!) Nerdcore is soothing me though, bit of Nursehella & MC Hawking. Any tips for getting over that "can't be arsed" unmotivated...