1.

The ammeter A reads 2 A and the voltmeter V reads 20 V.  the value of resistance R is (Assuming finite resistance's of ammeter and voltmeter)                [JIPMER 1999; MP PMT 2004]

A.         Exactly 10 ohm
B.         Less than 10 ohm
C.         More than 10 ohm     
D.         We cannot definitely say
Answer» D.         We cannot definitely say


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