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In an experiment the angles are required to be measured using

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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 $(= 0. 5^{\circ})$ , then the least count of the instrument is

One minute

Half minute

One degree

Half degree

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Updated on: Dec 24, 2022

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Charlotte Discussed

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^{\circ})

, then the least count of the instrument is

14 mins ago

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14 mins ago

Text solutionVerified

Least count = \frac{Value of main scale division}{No.of divisions on vernier scale} = \frac{1}{30} MSD = \frac{1}{30} \times \frac{1 ^{\circ}}{2} = \frac{1 ^{\circ}}{60} = 1 min

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Question Text	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 $(= 0. 5^{\circ})$ , then the least count of the instrument is
Updated On	Dec 24, 2022
Topic	Units and Measurements
Subject	Physics
Class	Class 11
Answer Type	Text solution:1 Video solution: 8
Upvotes	917
Avg. Video Duration	5 min

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 $(= 0. 5^{\circ})$ , then the least count of the instrument is

Text solutionVerified

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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 $(= 0. 5^{\circ})$ , then the least count of the instrument is