in catridge heeter  watts =110, 260 v ,  i checked in multimeeter meeter shows 50 ohms but oms law r=v square /w 
260*260=67600, and 67600/110=614.5 ohms  how to caluclate exact ohms in heetre s 

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in catridge heeter  watts =110, 260 v ,  i checked in multimeeter meeter shows 50 ohms but..

Answer / k.prakashchandra

Electrical engineering is based on mathematics , your multimeter is either faulty or you did not pay attention to the range/ scale

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in catridge heeter  watts =110, 260 v ,  i checked in multimeeter meeter shows 50 ohms but..

Answer / arul raja.y

P= V square/R
R=V square/p     p=110,  General voltage =240V, R=50 ohms.

P=240*240/50  =1152 Watts,
please check the watts then calculate resistance.

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