Question

Explain the terms pitch and least count of a screw gauge. How are they determined.​

Answer 1

pitch is the distance covered in one rotation of screw.

pitch=0.01cm or 0.1mm in normal screw gauge

least count is the least mesurement that can be done on main scale

least count = least value of main scale - least value of circular scale

if you like my answer please follow me and mark as brainliest

Answer 2

Answer:

Answer:-

Converting inclusive class interval into exclusive class interval by subtracting 0.5 to the upper limit in each inclusive class interval.

Thus, we get:-

Class Interval Frequency

149.5-153.5 7

153.5-157.5 7

157.5-161.5 15

161.5-165.5 10

165.5-169.5 5

169.5-173.5 6