A spectrometer gives the following reading when used to measure the angle of a prism.Main scale reading : 58.5 degreeVernier scale reading : 09 divisionsGiven that 1 division on main scale corresponds to 0.5 degree. Total divisions on the vernier scale is 30 and match with 29 divisions of the main scale. The angle of the prism from the above data.A. 58.59 degree B. 58.77 degreeC. 58.65 degree D. 59 degree
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Answer:
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Answered by
0
Answer:
30VSD→29MSD
1VSD→
30
29
MSD
Least count of vernier =1MSD−1VSD
=0.5
0
−
30
29
×0.5
0
=
30
0.5
0
Reading of vernier = M.S. reading + (V.S. reading × least count)
=58.5
0
+(9×
30
0.5
0
)
=58.65
0
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