Question and Answers Forum

All Questions      Topic List

Others Questions

Previous in All Question      Next in All Question      

Previous in Others      Next in Others      

Question Number 17617 by tawa tawa last updated on 08/Jul/17

A string is stretched and fastened to two points  l  apart. Motion is started  by displacing the string into the form  y = (lx − x^2 ) from which it is release  at time t = 0. Find the displacement of any point on the spring at a distance  x from one end at time  t.

$$\mathrm{A}\:\mathrm{string}\:\mathrm{is}\:\mathrm{stretched}\:\mathrm{and}\:\mathrm{fastened}\:\mathrm{to}\:\mathrm{two}\:\mathrm{points}\:\:\mathrm{l}\:\:\mathrm{apart}.\:\mathrm{Motion}\:\mathrm{is}\:\mathrm{started} \\ $$$$\mathrm{by}\:\mathrm{displacing}\:\mathrm{the}\:\mathrm{string}\:\mathrm{into}\:\mathrm{the}\:\mathrm{form}\:\:\mathrm{y}\:=\:\left(\mathrm{lx}\:−\:\mathrm{x}^{\mathrm{2}} \right)\:\mathrm{from}\:\mathrm{which}\:\mathrm{it}\:\mathrm{is}\:\mathrm{release} \\ $$$$\mathrm{at}\:\mathrm{time}\:\mathrm{t}\:=\:\mathrm{0}.\:\mathrm{Find}\:\mathrm{the}\:\mathrm{displacement}\:\mathrm{of}\:\mathrm{any}\:\mathrm{point}\:\mathrm{on}\:\mathrm{the}\:\mathrm{spring}\:\mathrm{at}\:\mathrm{a}\:\mathrm{distance} \\ $$$$\mathrm{x}\:\mathrm{from}\:\mathrm{one}\:\mathrm{end}\:\mathrm{at}\:\mathrm{time}\:\:\mathrm{t}.\: \\ $$

Commented by tawa tawa last updated on 08/Jul/17

please help.

$$\mathrm{please}\:\mathrm{help}.\: \\ $$

Commented by alex041103 last updated on 08/Jul/17

sorry I don′t understand english very well  can you draw a figure or somthing so I can help you

$${sorry}\:{I}\:{don}'{t}\:{understand}\:{english}\:{very}\:{well} \\ $$$${can}\:{you}\:{draw}\:{a}\:{figure}\:{or}\:{somthing}\:{so}\:{I}\:{can}\:{help}\:{you} \\ $$

Commented by tawa tawa last updated on 08/Jul/17

Thank you sir., God bless you.

$$\mathrm{Thank}\:\mathrm{you}\:\mathrm{sir}.,\:\mathrm{God}\:\mathrm{bless}\:\mathrm{you}. \\ $$

Commented by alex041103 last updated on 08/Jul/17

so... can you post a figure

$${so}...\:{can}\:{you}\:{post}\:{a}\:{figure} \\ $$

Commented by tawa tawa last updated on 08/Jul/17

i dont have the figure sir.

$$\mathrm{i}\:\mathrm{dont}\:\mathrm{have}\:\mathrm{the}\:\mathrm{figure}\:\mathrm{sir}. \\ $$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com