52 - A milliammeter of range 10 mA and resistance 9 W
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Submitted by admin on Thu, 02/04/2010 - 17:14
A milliammeter of range 10 mA and resistance 9 W is joined in a circuit as shown. The metre gives full-scale deflection for current I when A and B are used as its terminals, i.e., current enters at A and leaves at B (C is left isolated). The value of I is?
