PhysicsMedium85×since 2002Q8480The transverse displacement y(x,t)y(x, t)y(x,t) of a wave on a string is given by y(x,t)=e−(ax2+bt2+2ab xt).y\left( {x,t} \right) = {e^{ - \left( {a{x^2} + b{t^2} + 2\sqrt {ab} \,xt} \right)}}.y(x,t)=e−(ax2+bt2+2abxt). This represents a:a:a:Awave moving in −x-x−x direction with speed ba\sqrt {{b \over a}}abBstanding wave of frequency b\sqrt bbCstanding wave of frequency 1b{1 \over {\sqrt b }}b1Dwave moving in +x+x+x direction speed ab\sqrt {{a \over b}}baCheck answerSkip