In an ammeter, there are 9 more small marks between 0 A and 1 A marks. The least count of the ammeter is

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In an ammeter, there are $9$ more small marks between $0 A$ and $1 A$ marks. The least count of the ammeter is

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9 A

\frac{1}{9} A

\frac{1}{10} A

\frac{1}{8} A

answer is C.

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Detailed Solution

The least count of ammeter is

\frac{1}{10} A

.
In the ammeter, there are

9

more small marks which are placed between

0 A

and

1 A

marks. The least count is defined as the minimum or least reading taken by the particular instrument, and in this case, we can measure the least value as

0.1 A

. So, it is

0.1 A

which is the minimum value measured by the ammeter.

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