Energy prices expected to rise under new price cap

Getty ImagesBillpayers are expected to face a sharp rise in household energy prices after Ofgem announces its new price cap later.The energy regulator will officially confirm the cap on default tariffs for the three months from October at 07:00 BST.It is likely to announce a rise of about 9%, or £150, on the annual bill of a household using a typical amount of gas and electricity.The cap affects the price paid…