[" 29.The resistance of the wire in the platinum resistance "],[" thermometer at ice point is "5Omega" and at steam point "],[" is "5.25Omega." When the thermometer is inserted in an "],[" unknown hot bath its resistance is found to be "5.5Omega.],[" The temperature of the hot bath is "],[[" (a) "100^(@)C" (b) "200^(@)C," (c) "300^(@)C," (d) "350^(@)C]]