An arbitrary shaped object is rotated about any axis of rotation $\;'w_{0} '$ . If the temperature is increased , then the new value of angular speed $\;w^{'}\;$ depends upon -

Question

$(a)\;the\;dimensions\;of\;the\;object\qquad(b)\;the\;position\;of\;the\;axis\;of\;rotation\qquad(c)\;Coefficient\;of\;linear\;expansion\;of\;material\qquad(d)\;All\;of\;these$