A triangle wave pulse on a taut string travels in positive x–direction with speed v. the tension in the string is F, and linear mass density of string is μ. At t = 0 the shape of pulse is given byy(x,0)=0 if x<−Lh(L+x)L for −LLChoose the INCORRECT statement(s). (h << L)
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
Magnitude of instantaneous power is zero for - L<(x-vt)<- L
b
Magnitude of instantaneous power is FvhL2 for (x – vt) < – L
c
Magnitude of instantaneous power is FvhL2 for (x – vt) > L
d
Magnitude of instantaneous power is FvhL2 for 0 < (x – vt) < L
answer is A.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
Wave moves in positive x direction ∴replace x by x-vt to get yx,t y(x,t)=0 if x-vt<−Lh(L+x-vt)L for −LLPower=P(x,t)=-F∂y∂x∂y∂tP(x,t)=-F00=0 if x-vt<−L-FhL-hvL=FvhL2 for −LL