[/URL][URL="http://docs.google.com/viewer?a=v&q=cache:9lWAEuNx-SIJ:12tesla.phy.hr/elprakt/materijali/9.pdf+faradayev+kavez+pdf&hl=hr&gl=ba&pid=bl&srcid=ADGEESgYaxiw3ZKEFvjg6EK2anIIB24Q-61H73bW1-Jlhm_6YkYUy3VMwcyJMsvGaZMpqO0qUAw8ajvEzWhMDroFbw30pgIjLAs6nLOoWF38hW_SMp1ZLp2CN83nOkDgpAn8iQZLwoOM&sig=AHIEtbTLTPpcvr13nRizq0Rro2bRB_r8yg"]Operatorsko pojačalo - vježba[/URL]