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Angles and Degrees

In an experim...

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In an experiment the angles are required to be measured using an instrument whose 29 divisions of main scale coinside with 30 divisions of vernier scale.If the smallest division is half a degree(0.5^°)then what will be the least count of the instrument.

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Q. In an experiment the angles are required to be measured using an instrument. 29 divisions of the main scale exactly coincide with the 30 divisions of the vernier scale. If the smallest division of the main scale is half-a-degree

(= {0.5}^{o})

, then the least count of the instrument is:

Q. The vernier scale of a vernier callipers has 20 divisions, and total length of th evernier scale is equal to 18 divisions of the main scale.if one division of the main scale is 0.5 mm, the least count of the instrument is

Q. The length is measured using a vernier system whose main scale is

30 c m

600

19

divisions of the main scale coincide with

20

divisions of the vernier scale, then its least count is

Q. In a Vernier caliper,

N

divisions of vernier scale coinsides with

(N - 1)

divisions of main scale in which the length of

1

1 m m

. The least count of the instrument (in

c m

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