Aug 19, 2004 #1 K koushikr_in Member level 2 Joined Aug 18, 2004 Messages 42 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,288 Activity points 356 Standing waves V & I r in phase in a perfectly terminated tr line. but when the tx line is open or short circuited, standing waves r formed, and V&I are out of phase. Why does this happen?
Standing waves V & I r in phase in a perfectly terminated tr line. but when the tx line is open or short circuited, standing waves r formed, and V&I are out of phase. Why does this happen?
Aug 19, 2004 #2 F frannk Member level 3 Joined Jul 22, 2004 Messages 67 Helped 5 Reputation 10 Reaction score 2 Trophy points 1,288 Activity points 606 Re: Standing waves at the short, you cannot have voltage but current is max. at the open, you cannot have current but voltage is max. therefore, out of phase.
Re: Standing waves at the short, you cannot have voltage but current is max. at the open, you cannot have current but voltage is max. therefore, out of phase.
Aug 20, 2004 #3 radiohead Advanced Member level 1 Joined May 13, 2004 Messages 447 Helped 66 Reputation 128 Reaction score 31 Trophy points 1,308 Location Heart of Europe Activity points 3,562 Re: Standing waves It is impossible to define the phase of a current or voltage with magnitude zero, so the statement does not hold.
Re: Standing waves It is impossible to define the phase of a current or voltage with magnitude zero, so the statement does not hold.