Two circles, one with centre \(A\) and one with centre \(B\), intersect at points \(P\) and \(Q\) such that \(\angle PAQ=60^\circ\) and \(\angle PBQ=90^\circ\).
If the area of the circle with centre \(A\) is \(48\,\text{m}^2\), what is the area of the circle with centre \(B\)?