Question

Vernier of a circular scale is divided into 30 divisions, which coincide with 29 main scale divisions.if each main scale is division 1° , the least count of the instrument is:-

Ā) 2'
B) 1'
Ç) 1"
D) 30"

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Answer 1

Answer:

Vernier of a circular scale is divided into 30 divisions, which coincide with 29 main scale divisions.if each main scale is division 1° , the least count of the instrument is:-

Ā) 2'

B) 1'

Ç) 1"

D) 30"