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Q.

By mistake, a voltmeter is placed in series and an ammeter in parallel with a resistance in an electric circuit, with a cell in series. Which of the following is incorrect statement?
 

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a

If the devices are ideal, a large current will flow through the ammeter and it will be damaged

b

The main current in the circuit will be very low and almost all current will flow through the ammeter, if resistance of ammeter is much smaller than the resistance in parallel.

c

The devices may get damaged if emf of the cell is very high and the meters are non idea

d

If the devices are ideal, ammeter will read zero current and voltmeter will read the emf   of cell

answer is B.

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