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The circular scale of a screw gauge has 50 divisions and pitch of 0.5mm. Find the diameter of the sphere. Main scale reading is 2

The circular scale of a screw gauge has 50 divisions and pitch of 0.5mm. Find the diameter of the sphere. Main scale reading is 2

Grade:11

1 Answers

Vikas TU
14149 Points
7 years ago
Least count =  pitch / no. of divisions in main sale. = > 0.5/50 = 0.01 mm
Total Reading = main scale + l.c * circular scale coinciding 
 = 2mm + 0.01*(coinciding scale not given.)
check the question plz!

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