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What are the readings of the ammeterA1an...

What are the readings of the ammeter`A_1`and `A_2`shown in figure.Neglect the resistances of the meters.

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The diode is reverse biased .Hence the resistance is infinite.
So, Current through `A`,is zero .
for `a_2,`
`Current (2)/(10) = 0.2Amp`.
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